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Finding the Fourth Proportional to 59,391.66, 89,101.26 and 17,272.74

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Solution

The fourth proportional to 59,391.66, 89,101.26 and 17,272.74 is: 25,913.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,391.66 : 89,101.26 = 17,272.74 : x
  2. Step 2: Convert to fraction form
    59,391.66/89,101.26 = 17,272.74/x
  3. Step 3: Cross multiply
    59,391.66x = 89,101.26 × 17,272.74
  4. Step 4: Simplify right side
    59,391.66x = 1,539,022,897.65
  5. Step 5: Solve for x
    x = 1,539,022,897.65/59,391.66
  6. Step 6: Final answer
    x = 25,913.11

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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.