Home / 50,087.74-75,131.45-38,706.23

Finding the Fourth Proportional to 50,087.74, 75,131.45 and 38,706.23

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Solution

The fourth proportional to 50,087.74, 75,131.45 and 38,706.23 is: 58,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,087.74 : 75,131.45 = 38,706.23 : x
  2. Step 2: Convert to fraction form
    50,087.74/75,131.45 = 38,706.23/x
  3. Step 3: Cross multiply
    50,087.74x = 75,131.45 × 38,706.23
  4. Step 4: Simplify right side
    50,087.74x = 2,908,055,183.93
  5. Step 5: Solve for x
    x = 2,908,055,183.93/50,087.74
  6. Step 6: Final answer
    x = 58,059.22

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.