Home / 86,253.26-129,379.88-23,923.76

Finding the Fourth Proportional to 86,253.26, 129,379.88 and 23,923.76

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Solution

The fourth proportional to 86,253.26, 129,379.88 and 23,923.76 is: 35,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,253.26 : 129,379.88 = 23,923.76 : x
  2. Step 2: Convert to fraction form
    86,253.26/129,379.88 = 23,923.76/x
  3. Step 3: Cross multiply
    86,253.26x = 129,379.88 × 23,923.76
  4. Step 4: Simplify right side
    86,253.26x = 3,095,253,197.95
  5. Step 5: Solve for x
    x = 3,095,253,197.95/86,253.26
  6. Step 6: Final answer
    x = 35,885.64

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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.