Home / 42,537.69-63,801.66-11,375.37

Finding the Fourth Proportional to 42,537.69, 63,801.66 and 11,375.37

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Solution

The fourth proportional to 42,537.69, 63,801.66 and 11,375.37 is: 17,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,537.69 : 63,801.66 = 11,375.37 : x
  2. Step 2: Convert to fraction form
    42,537.69/63,801.66 = 11,375.37/x
  3. Step 3: Cross multiply
    42,537.69x = 63,801.66 × 11,375.37
  4. Step 4: Simplify right side
    42,537.69x = 725,767,489.11
  5. Step 5: Solve for x
    x = 725,767,489.11/42,537.69
  6. Step 6: Final answer
    x = 17,061.75

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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.