Home / 42,217.66-63,343.50-15,929.92

Finding the Fourth Proportional to 42,217.66, 63,343.50 and 15,929.92

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Solution

The fourth proportional to 42,217.66, 63,343.50 and 15,929.92 is: 23,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,217.66 : 63,343.50 = 15,929.92 : x
  2. Step 2: Convert to fraction form
    42,217.66/63,343.50 = 15,929.92/x
  3. Step 3: Cross multiply
    42,217.66x = 63,343.50 × 15,929.92
  4. Step 4: Simplify right side
    42,217.66x = 1,009,056,887.52
  5. Step 5: Solve for x
    x = 1,009,056,887.52/42,217.66
  6. Step 6: Final answer
    x = 23,901.30

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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.