Home / 42,541.53-63,812.29-11,375.97

Finding the Fourth Proportional to 42,541.53, 63,812.29 and 11,375.97

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Solution

The fourth proportional to 42,541.53, 63,812.29 and 11,375.97 is: 17,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541.53 : 63,812.29 = 11,375.97 : x
  2. Step 2: Convert to fraction form
    42,541.53/63,812.29 = 11,375.97/x
  3. Step 3: Cross multiply
    42,541.53x = 63,812.29 × 11,375.97
  4. Step 4: Simplify right side
    42,541.53x = 725,926,696.67
  5. Step 5: Solve for x
    x = 725,926,696.67/42,541.53
  6. Step 6: Final answer
    x = 17,063.95

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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.