Home / 69,557.06-95,990.92-39,341.79

Finding the Fourth Proportional to 69,557.06, 95,990.92 and 39,341.79

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Solution

The fourth proportional to 69,557.06, 95,990.92 and 39,341.79 is: 54,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,557.06 : 95,990.92 = 39,341.79 : x
  2. Step 2: Convert to fraction form
    69,557.06/95,990.92 = 39,341.79/x
  3. Step 3: Cross multiply
    69,557.06x = 95,990.92 × 39,341.79
  4. Step 4: Simplify right side
    69,557.06x = 3,776,454,616.55
  5. Step 5: Solve for x
    x = 3,776,454,616.55/69,557.06
  6. Step 6: Final answer
    x = 54,292.90

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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.