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Finding the Fourth Proportional to 193,551.60, 290,230.20 and 88,251.60

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Solution

The fourth proportional to 193,551.60, 290,230.20 and 88,251.60 is: 132,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,551.60 : 290,230.20 = 88,251.60 : x
  2. Step 2: Convert to fraction form
    193,551.60/290,230.20 = 88,251.60/x
  3. Step 3: Cross multiply
    193,551.60x = 290,230.20 × 88,251.60
  4. Step 4: Simplify right side
    193,551.60x = 25,613,279,518.32
  5. Step 5: Solve for x
    x = 25,613,279,518.32/193,551.60
  6. Step 6: Final answer
    x = 132,333.08

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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.