Home / 57,234.80-85,844.10-17,795.90

Finding the Fourth Proportional to 57,234.80, 85,844.10 and 17,795.90

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Solution

The fourth proportional to 57,234.80, 85,844.10 and 17,795.90 is: 26,691.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,234.80 : 85,844.10 = 17,795.90 : x
  2. Step 2: Convert to fraction form
    57,234.80/85,844.10 = 17,795.90/x
  3. Step 3: Cross multiply
    57,234.80x = 85,844.10 × 17,795.90
  4. Step 4: Simplify right side
    57,234.80x = 1,527,673,019.19
  5. Step 5: Solve for x
    x = 1,527,673,019.19/57,234.80
  6. Step 6: Final answer
    x = 26,691.33

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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.