Home / 57,454.07-86,191.67-25,864.90

Finding the Fourth Proportional to 57,454.07, 86,191.67 and 25,864.90

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Solution

The fourth proportional to 57,454.07, 86,191.67 and 25,864.90 is: 38,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454.07 : 86,191.67 = 25,864.90 : x
  2. Step 2: Convert to fraction form
    57,454.07/86,191.67 = 25,864.90/x
  3. Step 3: Cross multiply
    57,454.07x = 86,191.67 × 25,864.90
  4. Step 4: Simplify right side
    57,454.07x = 2,229,338,774.57
  5. Step 5: Solve for x
    x = 2,229,338,774.57/57,454.07
  6. Step 6: Final answer
    x = 38,802.11

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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.