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Finding the Fourth Proportional to 148,164.60, 222,246.90 and 95,287.80

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Solution

The fourth proportional to 148,164.60, 222,246.90 and 95,287.80 is: 142,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,164.60 : 222,246.90 = 95,287.80 : x
  2. Step 2: Convert to fraction form
    148,164.60/222,246.90 = 95,287.80/x
  3. Step 3: Cross multiply
    148,164.60x = 222,246.90 × 95,287.80
  4. Step 4: Simplify right side
    148,164.60x = 21,177,418,157.82
  5. Step 5: Solve for x
    x = 21,177,418,157.82/148,164.60
  6. Step 6: Final answer
    x = 142,931.70

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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.