Home / 69,126.92-95,397.30-39,320.84

Finding the Fourth Proportional to 69,126.92, 95,397.30 and 39,320.84

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Solution

The fourth proportional to 69,126.92, 95,397.30 and 39,320.84 is: 54,263.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.92 : 95,397.30 = 39,320.84 : x
  2. Step 2: Convert to fraction form
    69,126.92/95,397.30 = 39,320.84/x
  3. Step 3: Cross multiply
    69,126.92x = 95,397.30 × 39,320.84
  4. Step 4: Simplify right side
    69,126.92x = 3,751,101,969.73
  5. Step 5: Solve for x
    x = 3,751,101,969.73/69,126.92
  6. Step 6: Final answer
    x = 54,263.98

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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.