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Finding the Fourth Proportional to 59,599.53, 89,263.22 and 28,456.65

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Solution

The fourth proportional to 59,599.53, 89,263.22 and 28,456.65 is: 42,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,599.53 : 89,263.22 = 28,456.65 : x
  2. Step 2: Convert to fraction form
    59,599.53/89,263.22 = 28,456.65/x
  3. Step 3: Cross multiply
    59,599.53x = 89,263.22 × 28,456.65
  4. Step 4: Simplify right side
    59,599.53x = 2,540,132,067.13
  5. Step 5: Solve for x
    x = 2,540,132,067.13/59,599.53
  6. Step 6: Final answer
    x = 42,620.00

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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.