Home / 40,732.82-61,103.45-11,150.65

Finding the Fourth Proportional to 40,732.82, 61,103.45 and 11,150.65

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Solution

The fourth proportional to 40,732.82, 61,103.45 and 11,150.65 is: 16,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,732.82 : 61,103.45 = 11,150.65 : x
  2. Step 2: Convert to fraction form
    40,732.82/61,103.45 = 11,150.65/x
  3. Step 3: Cross multiply
    40,732.82x = 61,103.45 × 11,150.65
  4. Step 4: Simplify right side
    40,732.82x = 681,343,289.00
  5. Step 5: Solve for x
    x = 681,343,289.00/40,732.82
  6. Step 6: Final answer
    x = 16,727.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.