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Finding the Fourth Proportional to 96,934.60, 145,401.90 and 95,552.20

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Solution

The fourth proportional to 96,934.60, 145,401.90 and 95,552.20 is: 143,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,934.60 : 145,401.90 = 95,552.20 : x
  2. Step 2: Convert to fraction form
    96,934.60/145,401.90 = 95,552.20/x
  3. Step 3: Cross multiply
    96,934.60x = 145,401.90 × 95,552.20
  4. Step 4: Simplify right side
    96,934.60x = 13,893,471,429.18
  5. Step 5: Solve for x
    x = 13,893,471,429.18/96,934.60
  6. Step 6: Final answer
    x = 143,328.30

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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.