Home / 129,162.12-193,737.92-44,941.56

Finding the Fourth Proportional to 129,162.12, 193,737.92 and 44,941.56

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Solution

The fourth proportional to 129,162.12, 193,737.92 and 44,941.56 is: 67,410.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,162.12 : 193,737.92 = 44,941.56 : x
  2. Step 2: Convert to fraction form
    129,162.12/193,737.92 = 44,941.56/x
  3. Step 3: Cross multiply
    129,162.12x = 193,737.92 × 44,941.56
  4. Step 4: Simplify right side
    129,162.12x = 8,706,884,355.96
  5. Step 5: Solve for x
    x = 8,706,884,355.96/129,162.12
  6. Step 6: Final answer
    x = 67,410.51

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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.