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Finding the Fourth Proportional to 59,578.53, 89,367.72 and 15,205.29

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Solution

The fourth proportional to 59,578.53, 89,367.72 and 15,205.29 is: 22,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,578.53 : 89,367.72 = 15,205.29 : x
  2. Step 2: Convert to fraction form
    59,578.53/89,367.72 = 15,205.29/x
  3. Step 3: Cross multiply
    59,578.53x = 89,367.72 × 15,205.29
  4. Step 4: Simplify right side
    59,578.53x = 1,358,861,652.40
  5. Step 5: Solve for x
    x = 1,358,861,652.40/59,578.53
  6. Step 6: Final answer
    x = 22,807.91

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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.