Home / 47,680.13-71,532.95-16,515.38

Finding the Fourth Proportional to 47,680.13, 71,532.95 and 16,515.38

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Solution

The fourth proportional to 47,680.13, 71,532.95 and 16,515.38 is: 24,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,680.13 : 71,532.95 = 16,515.38 : x
  2. Step 2: Convert to fraction form
    47,680.13/71,532.95 = 16,515.38/x
  3. Step 3: Cross multiply
    47,680.13x = 71,532.95 × 16,515.38
  4. Step 4: Simplify right side
    47,680.13x = 1,181,393,411.53
  5. Step 5: Solve for x
    x = 1,181,393,411.53/47,680.13
  6. Step 6: Final answer
    x = 24,777.48

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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.