Home / 57,808.57-86,711.19-26,195.79

Finding the Fourth Proportional to 57,808.57, 86,711.19 and 26,195.79

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Solution

The fourth proportional to 57,808.57, 86,711.19 and 26,195.79 is: 39,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,808.57 : 86,711.19 = 26,195.79 : x
  2. Step 2: Convert to fraction form
    57,808.57/86,711.19 = 26,195.79/x
  3. Step 3: Cross multiply
    57,808.57x = 86,711.19 × 26,195.79
  4. Step 4: Simplify right side
    57,808.57x = 2,271,468,123.89
  5. Step 5: Solve for x
    x = 2,271,468,123.89/57,808.57
  6. Step 6: Final answer
    x = 39,292.93

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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.