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Finding the Fourth Proportional to 154,773.60, 232,203.60 and 75,890.40

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Solution

The fourth proportional to 154,773.60, 232,203.60 and 75,890.40 is: 113,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,773.60 : 232,203.60 = 75,890.40 : x
  2. Step 2: Convert to fraction form
    154,773.60/232,203.60 = 75,890.40/x
  3. Step 3: Cross multiply
    154,773.60x = 232,203.60 × 75,890.40
  4. Step 4: Simplify right side
    154,773.60x = 17,622,024,085.44
  5. Step 5: Solve for x
    x = 17,622,024,085.44/154,773.60
  6. Step 6: Final answer
    x = 113,856.78

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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.