Home / 123,652.22-170,638.92-69,947.73

Finding the Fourth Proportional to 123,652.22, 170,638.92 and 69,947.73

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Solution

The fourth proportional to 123,652.22, 170,638.92 and 69,947.73 is: 96,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,652.22 : 170,638.92 = 69,947.73 : x
  2. Step 2: Convert to fraction form
    123,652.22/170,638.92 = 69,947.73/x
  3. Step 3: Cross multiply
    123,652.22x = 170,638.92 × 69,947.73
  4. Step 4: Simplify right side
    123,652.22x = 11,935,805,103.65
  5. Step 5: Solve for x
    x = 11,935,805,103.65/123,652.22
  6. Step 6: Final answer
    x = 96,527.22

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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.