Home / 68,926.24-95,117.88-38,711.56

Finding the Fourth Proportional to 68,926.24, 95,117.88 and 38,711.56

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Solution

The fourth proportional to 68,926.24, 95,117.88 and 38,711.56 is: 53,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,926.24 : 95,117.88 = 38,711.56 : x
  2. Step 2: Convert to fraction form
    68,926.24/95,117.88 = 38,711.56/x
  3. Step 3: Cross multiply
    68,926.24x = 95,117.88 × 38,711.56
  4. Step 4: Simplify right side
    68,926.24x = 3,682,161,518.69
  5. Step 5: Solve for x
    x = 3,682,161,518.69/68,926.24
  6. Step 6: Final answer
    x = 53,421.77

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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.