Home / 136,034.94-204,073.54-69,439.04

Finding the Fourth Proportional to 136,034.94, 204,073.54 and 69,439.04

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Solution

The fourth proportional to 136,034.94, 204,073.54 and 69,439.04 is: 104,169.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,034.94 : 204,073.54 = 69,439.04 : x
  2. Step 2: Convert to fraction form
    136,034.94/204,073.54 = 69,439.04/x
  3. Step 3: Cross multiply
    136,034.94x = 204,073.54 × 69,439.04
  4. Step 4: Simplify right side
    136,034.94x = 14,170,670,370.42
  5. Step 5: Solve for x
    x = 14,170,670,370.42/136,034.94
  6. Step 6: Final answer
    x = 104,169.34

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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.