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Finding the Fourth Proportional to 83,097.90, 114,635.25 and 60,401.70

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Solution

The fourth proportional to 83,097.90, 114,635.25 and 60,401.70 is: 83,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,097.90 : 114,635.25 = 60,401.70 : x
  2. Step 2: Convert to fraction form
    83,097.90/114,635.25 = 60,401.70/x
  3. Step 3: Cross multiply
    83,097.90x = 114,635.25 × 60,401.70
  4. Step 4: Simplify right side
    83,097.90x = 6,924,163,979.93
  5. Step 5: Solve for x
    x = 6,924,163,979.93/83,097.90
  6. Step 6: Final answer
    x = 83,325.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.