Home / 40,847.04-61,270.56-13,149.12

Finding the Fourth Proportional to 40,847.04, 61,270.56 and 13,149.12

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Solution

The fourth proportional to 40,847.04, 61,270.56 and 13,149.12 is: 19,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,847.04 : 61,270.56 = 13,149.12 : x
  2. Step 2: Convert to fraction form
    40,847.04/61,270.56 = 13,149.12/x
  3. Step 3: Cross multiply
    40,847.04x = 61,270.56 × 13,149.12
  4. Step 4: Simplify right side
    40,847.04x = 805,653,945.91
  5. Step 5: Solve for x
    x = 805,653,945.91/40,847.04
  6. Step 6: Final answer
    x = 19,723.68

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Similar ratio
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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.