Home / 132,402.96-198,542.01-48,103.68

Finding the Fourth Proportional to 132,402.96, 198,542.01 and 48,103.68

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Solution

The fourth proportional to 132,402.96, 198,542.01 and 48,103.68 is: 72,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,402.96 : 198,542.01 = 48,103.68 : x
  2. Step 2: Convert to fraction form
    132,402.96/198,542.01 = 48,103.68/x
  3. Step 3: Cross multiply
    132,402.96x = 198,542.01 × 48,103.68
  4. Step 4: Simplify right side
    132,402.96x = 9,550,601,315.60
  5. Step 5: Solve for x
    x = 9,550,601,315.60/132,402.96
  6. Step 6: Final answer
    x = 72,132.84

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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.