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Finding the Fourth Proportional to 168,652.88, 232,741.20 and 93,201.40

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Solution

The fourth proportional to 168,652.88, 232,741.20 and 93,201.40 is: 128,618.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,652.88 : 232,741.20 = 93,201.40 : x
  2. Step 2: Convert to fraction form
    168,652.88/232,741.20 = 93,201.40/x
  3. Step 3: Cross multiply
    168,652.88x = 232,741.20 × 93,201.40
  4. Step 4: Simplify right side
    168,652.88x = 21,691,805,677.68
  5. Step 5: Solve for x
    x = 21,691,805,677.68/168,652.88
  6. Step 6: Final answer
    x = 128,618.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.