Home / 50,086.74-75,129.95-38,705.23

Finding the Fourth Proportional to 50,086.74, 75,129.95 and 38,705.23

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Solution

The fourth proportional to 50,086.74, 75,129.95 and 38,705.23 is: 58,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,086.74 : 75,129.95 = 38,705.23 : x
  2. Step 2: Convert to fraction form
    50,086.74/75,129.95 = 38,705.23/x
  3. Step 3: Cross multiply
    50,086.74x = 75,129.95 × 38,705.23
  4. Step 4: Simplify right side
    50,086.74x = 2,907,921,544.99
  5. Step 5: Solve for x
    x = 2,907,921,544.99/50,086.74
  6. Step 6: Final answer
    x = 58,057.71

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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.