Home / 57,734.75-86,604.65-18,294.77

Finding the Fourth Proportional to 57,734.75, 86,604.65 and 18,294.77

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Solution

The fourth proportional to 57,734.75, 86,604.65 and 18,294.77 is: 27,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,734.75 : 86,604.65 = 18,294.77 : x
  2. Step 2: Convert to fraction form
    57,734.75/86,604.65 = 18,294.77/x
  3. Step 3: Cross multiply
    57,734.75x = 86,604.65 × 18,294.77
  4. Step 4: Simplify right side
    57,734.75x = 1,584,412,061.21
  5. Step 5: Solve for x
    x = 1,584,412,061.21/57,734.75
  6. Step 6: Final answer
    x = 27,442.95

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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.