Home / 115,761.06-173,654.04-36,856.86

Finding the Fourth Proportional to 115,761.06, 173,654.04 and 36,856.86

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Solution

The fourth proportional to 115,761.06, 173,654.04 and 36,856.86 is: 55,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,761.06 : 173,654.04 = 36,856.86 : x
  2. Step 2: Convert to fraction form
    115,761.06/173,654.04 = 36,856.86/x
  3. Step 3: Cross multiply
    115,761.06x = 173,654.04 × 36,856.86
  4. Step 4: Simplify right side
    115,761.06x = 6,400,342,640.71
  5. Step 5: Solve for x
    x = 6,400,342,640.71/115,761.06
  6. Step 6: Final answer
    x = 55,289.25

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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.