Home / 80,926.62-111,679.23-45,118.92

Finding the Fourth Proportional to 80,926.62, 111,679.23 and 45,118.92

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Solution

The fourth proportional to 80,926.62, 111,679.23 and 45,118.92 is: 62,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,926.62 : 111,679.23 = 45,118.92 : x
  2. Step 2: Convert to fraction form
    80,926.62/111,679.23 = 45,118.92/x
  3. Step 3: Cross multiply
    80,926.62x = 111,679.23 × 45,118.92
  4. Step 4: Simplify right side
    80,926.62x = 5,038,846,244.03
  5. Step 5: Solve for x
    x = 5,038,846,244.03/80,926.62
  6. Step 6: Final answer
    x = 62,264.39

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Double scale
Find fourth proportional to 80,927.62, 111,680.61 and 45,119.92
Similar ratio
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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.