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Finding the Fourth Proportional to 59,593.38, 89,371.08 and 19,603.21

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Solution

The fourth proportional to 59,593.38, 89,371.08 and 19,603.21 is: 29,398.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,593.38 : 89,371.08 = 19,603.21 : x
  2. Step 2: Convert to fraction form
    59,593.38/89,371.08 = 19,603.21/x
  3. Step 3: Cross multiply
    59,593.38x = 89,371.08 × 19,603.21
  4. Step 4: Simplify right side
    59,593.38x = 1,751,960,049.17
  5. Step 5: Solve for x
    x = 1,751,960,049.17/59,593.38
  6. Step 6: Final answer
    x = 29,398.57

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1.5x scale

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.