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Finding the Fourth Proportional to 59,461.80, 89,063.10 and 52,895.40

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Solution

The fourth proportional to 59,461.80, 89,063.10 and 52,895.40 is: 79,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,461.80 : 89,063.10 = 52,895.40 : x
  2. Step 2: Convert to fraction form
    59,461.80/89,063.10 = 52,895.40/x
  3. Step 3: Cross multiply
    59,461.80x = 89,063.10 × 52,895.40
  4. Step 4: Simplify right side
    59,461.80x = 4,711,028,299.74
  5. Step 5: Solve for x
    x = 4,711,028,299.74/59,461.80
  6. Step 6: Final answer
    x = 79,227.81

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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.