Home / 160,931.56-241,394.50-66,205.30

Finding the Fourth Proportional to 160,931.56, 241,394.50 and 66,205.30

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Solution

The fourth proportional to 160,931.56, 241,394.50 and 66,205.30 is: 99,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,931.56 : 241,394.50 = 66,205.30 : x
  2. Step 2: Convert to fraction form
    160,931.56/241,394.50 = 66,205.30/x
  3. Step 3: Cross multiply
    160,931.56x = 241,394.50 × 66,205.30
  4. Step 4: Simplify right side
    160,931.56x = 15,981,595,290.85
  5. Step 5: Solve for x
    x = 15,981,595,290.85/160,931.56
  6. Step 6: Final answer
    x = 99,306.78

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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.