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Finding the Fourth Proportional to 168,254.64, 232,059.60 and 107,830.89

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Solution

The fourth proportional to 168,254.64, 232,059.60 and 107,830.89 is: 148,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,254.64 : 232,059.60 = 107,830.89 : x
  2. Step 2: Convert to fraction form
    168,254.64/232,059.60 = 107,830.89/x
  3. Step 3: Cross multiply
    168,254.64x = 232,059.60 × 107,830.89
  4. Step 4: Simplify right side
    168,254.64x = 25,023,193,201.04
  5. Step 5: Solve for x
    x = 25,023,193,201.04/168,254.64
  6. Step 6: Final answer
    x = 148,722.16

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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.