Home / 167,970.10-231,789.99-104,306.53

Finding the Fourth Proportional to 167,970.10, 231,789.99 and 104,306.53

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Solution

The fourth proportional to 167,970.10, 231,789.99 and 104,306.53 is: 143,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,970.10 : 231,789.99 = 104,306.53 : x
  2. Step 2: Convert to fraction form
    167,970.10/231,789.99 = 104,306.53/x
  3. Step 3: Cross multiply
    167,970.10x = 231,789.99 × 104,306.53
  4. Step 4: Simplify right side
    167,970.10x = 24,177,209,545.63
  5. Step 5: Solve for x
    x = 24,177,209,545.63/167,970.10
  6. Step 6: Final answer
    x = 143,937.58

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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.