Home / 76,861.77-115,296.18-23,549.92

Finding the Fourth Proportional to 76,861.77, 115,296.18 and 23,549.92

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Solution

The fourth proportional to 76,861.77, 115,296.18 and 23,549.92 is: 35,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,861.77 : 115,296.18 = 23,549.92 : x
  2. Step 2: Convert to fraction form
    76,861.77/115,296.18 = 23,549.92/x
  3. Step 3: Cross multiply
    76,861.77x = 115,296.18 × 23,549.92
  4. Step 4: Simplify right side
    76,861.77x = 2,715,215,815.31
  5. Step 5: Solve for x
    x = 2,715,215,815.31/76,861.77
  6. Step 6: Final answer
    x = 35,325.96

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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.