Home / 42,537.93-63,802.03-11,375.61

Finding the Fourth Proportional to 42,537.93, 63,802.03 and 11,375.61

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Solution

The fourth proportional to 42,537.93, 63,802.03 and 11,375.61 is: 17,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,537.93 : 63,802.03 = 11,375.61 : x
  2. Step 2: Convert to fraction form
    42,537.93/63,802.03 = 11,375.61/x
  3. Step 3: Cross multiply
    42,537.93x = 63,802.03 × 11,375.61
  4. Step 4: Simplify right side
    42,537.93x = 725,787,010.49
  5. Step 5: Solve for x
    x = 725,787,010.49/42,537.93
  6. Step 6: Final answer
    x = 17,062.11

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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.