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Finding the Fourth Proportional to 59,114.40, 88,415.60 and 52,919.20

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Solution

The fourth proportional to 59,114.40, 88,415.60 and 52,919.20 is: 79,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,114.40 : 88,415.60 = 52,919.20 : x
  2. Step 2: Convert to fraction form
    59,114.40/88,415.60 = 52,919.20/x
  3. Step 3: Cross multiply
    59,114.40x = 88,415.60 × 52,919.20
  4. Step 4: Simplify right side
    59,114.40x = 4,678,882,819.52
  5. Step 5: Solve for x
    x = 4,678,882,819.52/59,114.40
  6. Step 6: Final answer
    x = 79,149.63

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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.