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Finding the Fourth Proportional to 59,839.60, 89,737.80 and 30,247.60

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Solution

The fourth proportional to 59,839.60, 89,737.80 and 30,247.60 is: 45,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,839.60 : 89,737.80 = 30,247.60 : x
  2. Step 2: Convert to fraction form
    59,839.60/89,737.80 = 30,247.60/x
  3. Step 3: Cross multiply
    59,839.60x = 89,737.80 × 30,247.60
  4. Step 4: Simplify right side
    59,839.60x = 2,714,353,079.28
  5. Step 5: Solve for x
    x = 2,714,353,079.28/59,839.60
  6. Step 6: Final answer
    x = 45,360.48

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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.