Home / 172,293.06-258,599.51-88,113.38

Finding the Fourth Proportional to 172,293.06, 258,599.51 and 88,113.38

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Solution

The fourth proportional to 172,293.06, 258,599.51 and 88,113.38 is: 132,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,293.06 : 258,599.51 = 88,113.38 : x
  2. Step 2: Convert to fraction form
    172,293.06/258,599.51 = 88,113.38/x
  3. Step 3: Cross multiply
    172,293.06x = 258,599.51 × 88,113.38
  4. Step 4: Simplify right side
    172,293.06x = 22,786,076,892.44
  5. Step 5: Solve for x
    x = 22,786,076,892.44/172,293.06
  6. Step 6: Final answer
    x = 132,251.86

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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.