Home / 167,829.85-231,444.21-112,763.70

Finding the Fourth Proportional to 167,829.85, 231,444.21 and 112,763.70

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Solution

The fourth proportional to 167,829.85, 231,444.21 and 112,763.70 is: 155,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,829.85 : 231,444.21 = 112,763.70 : x
  2. Step 2: Convert to fraction form
    167,829.85/231,444.21 = 112,763.70/x
  3. Step 3: Cross multiply
    167,829.85x = 231,444.21 × 112,763.70
  4. Step 4: Simplify right side
    167,829.85x = 26,098,506,127.68
  5. Step 5: Solve for x
    x = 26,098,506,127.68/167,829.85
  6. Step 6: Final answer
    x = 155,505.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.