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Finding the Fourth Proportional to 59,478.76, 89,329.04 and 52,365.52

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Solution

The fourth proportional to 59,478.76, 89,329.04 and 52,365.52 is: 78,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,478.76 : 89,329.04 = 52,365.52 : x
  2. Step 2: Convert to fraction form
    59,478.76/89,329.04 = 52,365.52/x
  3. Step 3: Cross multiply
    59,478.76x = 89,329.04 × 52,365.52
  4. Step 4: Simplify right side
    59,478.76x = 4,677,761,630.70
  5. Step 5: Solve for x
    x = 4,677,761,630.70/59,478.76
  6. Step 6: Final answer
    x = 78,645.92

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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.