Home / 76,860.77-115,294.68-23,548.92

Finding the Fourth Proportional to 76,860.77, 115,294.68 and 23,548.92

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Solution

The fourth proportional to 76,860.77, 115,294.68 and 23,548.92 is: 35,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,860.77 : 115,294.68 = 23,548.92 : x
  2. Step 2: Convert to fraction form
    76,860.77/115,294.68 = 23,548.92/x
  3. Step 3: Cross multiply
    76,860.77x = 115,294.68 × 23,548.92
  4. Step 4: Simplify right side
    76,860.77x = 2,715,065,195.75
  5. Step 5: Solve for x
    x = 2,715,065,195.75/76,860.77
  6. Step 6: Final answer
    x = 35,324.46

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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.