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Finding the Fourth Proportional to 59,544.80, 89,317.20 and 36,216.80

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Solution

The fourth proportional to 59,544.80, 89,317.20 and 36,216.80 is: 54,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,544.80 : 89,317.20 = 36,216.80 : x
  2. Step 2: Convert to fraction form
    59,544.80/89,317.20 = 36,216.80/x
  3. Step 3: Cross multiply
    59,544.80x = 89,317.20 × 36,216.80
  4. Step 4: Simplify right side
    59,544.80x = 3,234,783,168.96
  5. Step 5: Solve for x
    x = 3,234,783,168.96/59,544.80
  6. Step 6: Final answer
    x = 54,325.20

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Similar ratio
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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.