Home / 42,061.52-63,092-15,747.60

Finding the Fourth Proportional to 42,061.52, 63,092 and 15,747.60

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Solution

The fourth proportional to 42,061.52, 63,092 and 15,747.60 is: 23,621.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,061.52 : 63,092 = 15,747.60 : x
  2. Step 2: Convert to fraction form
    42,061.52/63,092 = 15,747.60/x
  3. Step 3: Cross multiply
    42,061.52x = 63,092 × 15,747.60
  4. Step 4: Simplify right side
    42,061.52x = 993,547,579.20
  5. Step 5: Solve for x
    x = 993,547,579.20/42,061.52
  6. Step 6: Final answer
    x = 23,621.30

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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.