Home / 136,218.83-204,326.19-61,286.06

Finding the Fourth Proportional to 136,218.83, 204,326.19 and 61,286.06

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Solution

The fourth proportional to 136,218.83, 204,326.19 and 61,286.06 is: 91,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,218.83 : 204,326.19 = 61,286.06 : x
  2. Step 2: Convert to fraction form
    136,218.83/204,326.19 = 61,286.06/x
  3. Step 3: Cross multiply
    136,218.83x = 204,326.19 × 61,286.06
  4. Step 4: Simplify right side
    136,218.83x = 12,522,346,680.19
  5. Step 5: Solve for x
    x = 12,522,346,680.19/136,218.83
  6. Step 6: Final answer
    x = 91,928.16

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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.