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Finding the Fourth Proportional to 59,117.20, 88,546.20 and 51,341.20

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Solution

The fourth proportional to 59,117.20, 88,546.20 and 51,341.20 is: 76,899.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,117.20 : 88,546.20 = 51,341.20 : x
  2. Step 2: Convert to fraction form
    59,117.20/88,546.20 = 51,341.20/x
  3. Step 3: Cross multiply
    59,117.20x = 88,546.20 × 51,341.20
  4. Step 4: Simplify right side
    59,117.20x = 4,546,068,163.44
  5. Step 5: Solve for x
    x = 4,546,068,163.44/59,117.20
  6. Step 6: Final answer
    x = 76,899.25

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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.