Home / 115,654.06-173,353.56-75,656.44

Finding the Fourth Proportional to 115,654.06, 173,353.56 and 75,656.44

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Solution

The fourth proportional to 115,654.06, 173,353.56 and 75,656.44 is: 113,401.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,654.06 : 173,353.56 = 75,656.44 : x
  2. Step 2: Convert to fraction form
    115,654.06/173,353.56 = 75,656.44/x
  3. Step 3: Cross multiply
    115,654.06x = 173,353.56 × 75,656.44
  4. Step 4: Simplify right side
    115,654.06x = 13,115,313,210.93
  5. Step 5: Solve for x
    x = 13,115,313,210.93/115,654.06
  6. Step 6: Final answer
    x = 113,401.23

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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.