Home / 42,655.26-63,983.30-16,353.75

Finding the Fourth Proportional to 42,655.26, 63,983.30 and 16,353.75

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Solution

The fourth proportional to 42,655.26, 63,983.30 and 16,353.75 is: 24,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,655.26 : 63,983.30 = 16,353.75 : x
  2. Step 2: Convert to fraction form
    42,655.26/63,983.30 = 16,353.75/x
  3. Step 3: Cross multiply
    42,655.26x = 63,983.30 × 16,353.75
  4. Step 4: Simplify right side
    42,655.26x = 1,046,366,892.38
  5. Step 5: Solve for x
    x = 1,046,366,892.38/42,655.26
  6. Step 6: Final answer
    x = 24,530.78

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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.