Home / 111,550.14-167,159.04-61,644.49

Finding the Fourth Proportional to 111,550.14, 167,159.04 and 61,644.49

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Solution

The fourth proportional to 111,550.14, 167,159.04 and 61,644.49 is: 92,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,550.14 : 167,159.04 = 61,644.49 : x
  2. Step 2: Convert to fraction form
    111,550.14/167,159.04 = 61,644.49/x
  3. Step 3: Cross multiply
    111,550.14x = 167,159.04 × 61,644.49
  4. Step 4: Simplify right side
    111,550.14x = 10,304,434,407.65
  5. Step 5: Solve for x
    x = 10,304,434,407.65/111,550.14
  6. Step 6: Final answer
    x = 92,374.91

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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.