Home / 136,355.52-204,261-108,323.04

Finding the Fourth Proportional to 136,355.52, 204,261 and 108,323.04

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Solution

The fourth proportional to 136,355.52, 204,261 and 108,323.04 is: 162,268.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,355.52 : 204,261 = 108,323.04 : x
  2. Step 2: Convert to fraction form
    136,355.52/204,261 = 108,323.04/x
  3. Step 3: Cross multiply
    136,355.52x = 204,261 × 108,323.04
  4. Step 4: Simplify right side
    136,355.52x = 22,126,172,473.44
  5. Step 5: Solve for x
    x = 22,126,172,473.44/136,355.52
  6. Step 6: Final answer
    x = 162,268.26

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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.