Home / 42,391.68-63,521.28-16,082.16

Finding the Fourth Proportional to 42,391.68, 63,521.28 and 16,082.16

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Solution

The fourth proportional to 42,391.68, 63,521.28 and 16,082.16 is: 24,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,391.68 : 63,521.28 = 16,082.16 : x
  2. Step 2: Convert to fraction form
    42,391.68/63,521.28 = 16,082.16/x
  3. Step 3: Cross multiply
    42,391.68x = 63,521.28 × 16,082.16
  4. Step 4: Simplify right side
    42,391.68x = 1,021,559,388.36
  5. Step 5: Solve for x
    x = 1,021,559,388.36/42,391.68
  6. Step 6: Final answer
    x = 24,098.11

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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.