Home / 231,764.03-347,870.76-111,905.55

Finding the Fourth Proportional to 231,764.03, 347,870.76 and 111,905.55

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Solution

The fourth proportional to 231,764.03, 347,870.76 and 111,905.55 is: 167,966.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,764.03 : 347,870.76 = 111,905.55 : x
  2. Step 2: Convert to fraction form
    231,764.03/347,870.76 = 111,905.55/x
  3. Step 3: Cross multiply
    231,764.03x = 347,870.76 × 111,905.55
  4. Step 4: Simplify right side
    231,764.03x = 38,928,668,726.72
  5. Step 5: Solve for x
    x = 38,928,668,726.72/231,764.03
  6. Step 6: Final answer
    x = 167,966.83

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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.