Home / 68,926.55-95,118.66-38,711.92

Finding the Fourth Proportional to 68,926.55, 95,118.66 and 38,711.92

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Solution

The fourth proportional to 68,926.55, 95,118.66 and 38,711.92 is: 53,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,926.55 : 95,118.66 = 38,711.92 : x
  2. Step 2: Convert to fraction form
    68,926.55/95,118.66 = 38,711.92/x
  3. Step 3: Cross multiply
    68,926.55x = 95,118.66 × 38,711.92
  4. Step 4: Simplify right side
    68,926.55x = 3,682,225,480.83
  5. Step 5: Solve for x
    x = 3,682,225,480.83/68,926.55
  6. Step 6: Final answer
    x = 53,422.45

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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.