Home / 111,001.83-153,179.42-60,699.75

Finding the Fourth Proportional to 111,001.83, 153,179.42 and 60,699.75

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Solution

The fourth proportional to 111,001.83, 153,179.42 and 60,699.75 is: 83,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,001.83 : 153,179.42 = 60,699.75 : x
  2. Step 2: Convert to fraction form
    111,001.83/153,179.42 = 60,699.75/x
  3. Step 3: Cross multiply
    111,001.83x = 153,179.42 × 60,699.75
  4. Step 4: Simplify right side
    111,001.83x = 9,297,952,195.65
  5. Step 5: Solve for x
    x = 9,297,952,195.65/111,001.83
  6. Step 6: Final answer
    x = 83,763.95

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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.