Home / 42,537.06-63,805.59-11,371.50

Finding the Fourth Proportional to 42,537.06, 63,805.59 and 11,371.50

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Solution

The fourth proportional to 42,537.06, 63,805.59 and 11,371.50 is: 17,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,537.06 : 63,805.59 = 11,371.50 : x
  2. Step 2: Convert to fraction form
    42,537.06/63,805.59 = 11,371.50/x
  3. Step 3: Cross multiply
    42,537.06x = 63,805.59 × 11,371.50
  4. Step 4: Simplify right side
    42,537.06x = 725,565,266.69
  5. Step 5: Solve for x
    x = 725,565,266.69/42,537.06
  6. Step 6: Final answer
    x = 17,057.25

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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.