Home / 124,717.23-172,109.73-67,356.57

Finding the Fourth Proportional to 124,717.23, 172,109.73 and 67,356.57

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Solution

The fourth proportional to 124,717.23, 172,109.73 and 67,356.57 is: 92,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,717.23 : 172,109.73 = 67,356.57 : x
  2. Step 2: Convert to fraction form
    124,717.23/172,109.73 = 67,356.57/x
  3. Step 3: Cross multiply
    124,717.23x = 172,109.73 × 67,356.57
  4. Step 4: Simplify right side
    124,717.23x = 11,592,721,076.43
  5. Step 5: Solve for x
    x = 11,592,721,076.43/124,717.23
  6. Step 6: Final answer
    x = 92,952.04

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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.