Home / 115,350.15-172,963.53-59,167.29

Finding the Fourth Proportional to 115,350.15, 172,963.53 and 59,167.29

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Solution

The fourth proportional to 115,350.15, 172,963.53 and 59,167.29 is: 88,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,350.15 : 172,963.53 = 59,167.29 : x
  2. Step 2: Convert to fraction form
    115,350.15/172,963.53 = 59,167.29/x
  3. Step 3: Cross multiply
    115,350.15x = 172,963.53 × 59,167.29
  4. Step 4: Simplify right side
    115,350.15x = 10,233,783,338.93
  5. Step 5: Solve for x
    x = 10,233,783,338.93/115,350.15
  6. Step 6: Final answer
    x = 88,719.29

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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.