Home / 42,569.61-63,868.99-16,281.87

Finding the Fourth Proportional to 42,569.61, 63,868.99 and 16,281.87

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Solution

The fourth proportional to 42,569.61, 63,868.99 and 16,281.87 is: 24,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,569.61 : 63,868.99 = 16,281.87 : x
  2. Step 2: Convert to fraction form
    42,569.61/63,868.99 = 16,281.87/x
  3. Step 3: Cross multiply
    42,569.61x = 63,868.99 × 16,281.87
  4. Step 4: Simplify right side
    42,569.61x = 1,039,906,592.21
  5. Step 5: Solve for x
    x = 1,039,906,592.21/42,569.61
  6. Step 6: Final answer
    x = 24,428.38

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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.