Home / 54,280.38-81,300.27-41,707.86

Finding the Fourth Proportional to 54,280.38, 81,300.27 and 41,707.86

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Solution

The fourth proportional to 54,280.38, 81,300.27 and 41,707.86 is: 62,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280.38 : 81,300.27 = 41,707.86 : x
  2. Step 2: Convert to fraction form
    54,280.38/81,300.27 = 41,707.86/x
  3. Step 3: Cross multiply
    54,280.38x = 81,300.27 × 41,707.86
  4. Step 4: Simplify right side
    54,280.38x = 3,390,860,279.12
  5. Step 5: Solve for x
    x = 3,390,860,279.12/54,280.38
  6. Step 6: Final answer
    x = 62,469.35

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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.