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Finding the Fourth Proportional to 59,696.39, 89,545.55 and 20,254.52

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Solution

The fourth proportional to 59,696.39, 89,545.55 and 20,254.52 is: 30,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,696.39 : 89,545.55 = 20,254.52 : x
  2. Step 2: Convert to fraction form
    59,696.39/89,545.55 = 20,254.52/x
  3. Step 3: Cross multiply
    59,696.39x = 89,545.55 × 20,254.52
  4. Step 4: Simplify right side
    59,696.39x = 1,813,702,133.39
  5. Step 5: Solve for x
    x = 1,813,702,133.39/59,696.39
  6. Step 6: Final answer
    x = 30,382.11

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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.