Home / 134,147.65-185,046.66-83,759.17

Finding the Fourth Proportional to 134,147.65, 185,046.66 and 83,759.17

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Solution

The fourth proportional to 134,147.65, 185,046.66 and 83,759.17 is: 115,539.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,147.65 : 185,046.66 = 83,759.17 : x
  2. Step 2: Convert to fraction form
    134,147.65/185,046.66 = 83,759.17/x
  3. Step 3: Cross multiply
    134,147.65x = 185,046.66 × 83,759.17
  4. Step 4: Simplify right side
    134,147.65x = 15,499,354,504.35
  5. Step 5: Solve for x
    x = 15,499,354,504.35/134,147.65
  6. Step 6: Final answer
    x = 115,539.52

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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.