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Finding the Fourth Proportional to 59,593.65, 89,371.47 and 19,603.49

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Solution

The fourth proportional to 59,593.65, 89,371.47 and 19,603.49 is: 29,398.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,593.65 : 89,371.47 = 19,603.49 : x
  2. Step 2: Convert to fraction form
    59,593.65/89,371.47 = 19,603.49/x
  3. Step 3: Cross multiply
    59,593.65x = 89,371.47 × 19,603.49
  4. Step 4: Simplify right side
    59,593.65x = 1,751,992,173.56
  5. Step 5: Solve for x
    x = 1,751,992,173.56/59,593.65
  6. Step 6: Final answer
    x = 29,398.98

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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.