Home / 124,198.56-171,394.80-67,609.92

Finding the Fourth Proportional to 124,198.56, 171,394.80 and 67,609.92

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Solution

The fourth proportional to 124,198.56, 171,394.80 and 67,609.92 is: 93,302.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,198.56 : 171,394.80 = 67,609.92 : x
  2. Step 2: Convert to fraction form
    124,198.56/171,394.80 = 67,609.92/x
  3. Step 3: Cross multiply
    124,198.56x = 171,394.80 × 67,609.92
  4. Step 4: Simplify right side
    124,198.56x = 11,587,988,716.42
  5. Step 5: Solve for x
    x = 11,587,988,716.42/124,198.56
  6. Step 6: Final answer
    x = 93,302.12

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1.5x scale

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.