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Finding the Fourth Proportional to 77,451.60, 116,004.60 and 63,627.60

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Solution

The fourth proportional to 77,451.60, 116,004.60 and 63,627.60 is: 95,299.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,451.60 : 116,004.60 = 63,627.60 : x
  2. Step 2: Convert to fraction form
    77,451.60/116,004.60 = 63,627.60/x
  3. Step 3: Cross multiply
    77,451.60x = 116,004.60 × 63,627.60
  4. Step 4: Simplify right side
    77,451.60x = 7,381,094,286.96
  5. Step 5: Solve for x
    x = 7,381,094,286.96/77,451.60
  6. Step 6: Final answer
    x = 95,299.44

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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.