Home / 124,862.34-172,310.32-68,273.86

Finding the Fourth Proportional to 124,862.34, 172,310.32 and 68,273.86

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Solution

The fourth proportional to 124,862.34, 172,310.32 and 68,273.86 is: 94,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,862.34 : 172,310.32 = 68,273.86 : x
  2. Step 2: Convert to fraction form
    124,862.34/172,310.32 = 68,273.86/x
  3. Step 3: Cross multiply
    124,862.34x = 172,310.32 × 68,273.86
  4. Step 4: Simplify right side
    124,862.34x = 11,764,290,664.24
  5. Step 5: Solve for x
    x = 11,764,290,664.24/124,862.34
  6. Step 6: Final answer
    x = 94,218.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.