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Finding the Fourth Proportional to 77,882.60, 116,597.10 and 58,248.20

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Solution

The fourth proportional to 77,882.60, 116,597.10 and 58,248.20 is: 87,202.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,882.60 : 116,597.10 = 58,248.20 : x
  2. Step 2: Convert to fraction form
    77,882.60/116,597.10 = 58,248.20/x
  3. Step 3: Cross multiply
    77,882.60x = 116,597.10 × 58,248.20
  4. Step 4: Simplify right side
    77,882.60x = 6,791,571,200.22
  5. Step 5: Solve for x
    x = 6,791,571,200.22/77,882.60
  6. Step 6: Final answer
    x = 87,202.68

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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.