Home / 132,433.12-198,691.16-43,748.92

Finding the Fourth Proportional to 132,433.12, 198,691.16 and 43,748.92

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Solution

The fourth proportional to 132,433.12, 198,691.16 and 43,748.92 is: 65,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,433.12 : 198,691.16 = 43,748.92 : x
  2. Step 2: Convert to fraction form
    132,433.12/198,691.16 = 43,748.92/x
  3. Step 3: Cross multiply
    132,433.12x = 198,691.16 × 43,748.92
  4. Step 4: Simplify right side
    132,433.12x = 8,692,523,663.55
  5. Step 5: Solve for x
    x = 8,692,523,663.55/132,433.12
  6. Step 6: Final answer
    x = 65,637.08

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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.