Home / 69,432.44-95,820.90-39,206.66

Finding the Fourth Proportional to 69,432.44, 95,820.90 and 39,206.66

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Solution

The fourth proportional to 69,432.44, 95,820.90 and 39,206.66 is: 54,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,432.44 : 95,820.90 = 39,206.66 : x
  2. Step 2: Convert to fraction form
    69,432.44/95,820.90 = 39,206.66/x
  3. Step 3: Cross multiply
    69,432.44x = 95,820.90 × 39,206.66
  4. Step 4: Simplify right side
    69,432.44x = 3,756,817,447.19
  5. Step 5: Solve for x
    x = 3,756,817,447.19/69,432.44
  6. Step 6: Final answer
    x = 54,107.52

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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.