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Finding the Fourth Proportional to 192,545.64, 288,845.10 and 59,436.36

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Solution

The fourth proportional to 192,545.64, 288,845.10 and 59,436.36 is: 89,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,545.64 : 288,845.10 = 59,436.36 : x
  2. Step 2: Convert to fraction form
    192,545.64/288,845.10 = 59,436.36/x
  3. Step 3: Cross multiply
    192,545.64x = 288,845.10 × 59,436.36
  4. Step 4: Simplify right side
    192,545.64x = 17,167,901,347.84
  5. Step 5: Solve for x
    x = 17,167,901,347.84/192,545.64
  6. Step 6: Final answer
    x = 89,162.76

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1.5x scale

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.