Home / 167,834.61-231,616.80-103,341.07

Finding the Fourth Proportional to 167,834.61, 231,616.80 and 103,341.07

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Solution

The fourth proportional to 167,834.61, 231,616.80 and 103,341.07 is: 142,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,834.61 : 231,616.80 = 103,341.07 : x
  2. Step 2: Convert to fraction form
    167,834.61/231,616.80 = 103,341.07/x
  3. Step 3: Cross multiply
    167,834.61x = 231,616.80 × 103,341.07
  4. Step 4: Simplify right side
    167,834.61x = 23,935,526,710.67
  5. Step 5: Solve for x
    x = 23,935,526,710.67/167,834.61
  6. Step 6: Final answer
    x = 142,613.77

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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.