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Finding the Fourth Proportional to 59,480.64, 89,237.28 and 48,359.76

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Solution

The fourth proportional to 59,480.64, 89,237.28 and 48,359.76 is: 72,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,480.64 : 89,237.28 = 48,359.76 : x
  2. Step 2: Convert to fraction form
    59,480.64/89,237.28 = 48,359.76/x
  3. Step 3: Cross multiply
    59,480.64x = 89,237.28 × 48,359.76
  4. Step 4: Simplify right side
    59,480.64x = 4,315,493,443.85
  5. Step 5: Solve for x
    x = 4,315,493,443.85/59,480.64
  6. Step 6: Final answer
    x = 72,552.91

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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.