Home / 132,199.42-198,269.97-38,712.46

Finding the Fourth Proportional to 132,199.42, 198,269.97 and 38,712.46

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Solution

The fourth proportional to 132,199.42, 198,269.97 and 38,712.46 is: 58,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,199.42 : 198,269.97 = 38,712.46 : x
  2. Step 2: Convert to fraction form
    132,199.42/198,269.97 = 38,712.46/x
  3. Step 3: Cross multiply
    132,199.42x = 198,269.97 × 38,712.46
  4. Step 4: Simplify right side
    132,199.42x = 7,675,518,282.83
  5. Step 5: Solve for x
    x = 7,675,518,282.83/132,199.42
  6. Step 6: Final answer
    x = 58,060.15

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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.