Home / 51,053.82-76,580.67-15,996.21

Finding the Fourth Proportional to 51,053.82, 76,580.67 and 15,996.21

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Solution

The fourth proportional to 51,053.82, 76,580.67 and 15,996.21 is: 23,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,053.82 : 76,580.67 = 15,996.21 : x
  2. Step 2: Convert to fraction form
    51,053.82/76,580.67 = 15,996.21/x
  3. Step 3: Cross multiply
    51,053.82x = 76,580.67 × 15,996.21
  4. Step 4: Simplify right side
    51,053.82x = 1,225,000,479.26
  5. Step 5: Solve for x
    x = 1,225,000,479.26/51,053.82
  6. Step 6: Final answer
    x = 23,994.30

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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.