Home / 123,229.89-170,055.95-69,532.38

Finding the Fourth Proportional to 123,229.89, 170,055.95 and 69,532.38

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Solution

The fourth proportional to 123,229.89, 170,055.95 and 69,532.38 is: 95,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,229.89 : 170,055.95 = 69,532.38 : x
  2. Step 2: Convert to fraction form
    123,229.89/170,055.95 = 69,532.38/x
  3. Step 3: Cross multiply
    123,229.89x = 170,055.95 × 69,532.38
  4. Step 4: Simplify right side
    123,229.89x = 11,824,394,589.00
  5. Step 5: Solve for x
    x = 11,824,394,589.00/123,229.89
  6. Step 6: Final answer
    x = 95,953.95

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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.