Home / 115,433.30-173,159.76-40,546.92

Finding the Fourth Proportional to 115,433.30, 173,159.76 and 40,546.92

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Solution

The fourth proportional to 115,433.30, 173,159.76 and 40,546.92 is: 60,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,433.30 : 173,159.76 = 40,546.92 : x
  2. Step 2: Convert to fraction form
    115,433.30/173,159.76 = 40,546.92/x
  3. Step 3: Cross multiply
    115,433.30x = 173,159.76 × 40,546.92
  4. Step 4: Simplify right side
    115,433.30x = 7,021,094,935.94
  5. Step 5: Solve for x
    x = 7,021,094,935.94/115,433.30
  6. Step 6: Final answer
    x = 60,823.83

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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.