Home / 126,013.88-173,899.32-68,652.92

Finding the Fourth Proportional to 126,013.88, 173,899.32 and 68,652.92

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Solution

The fourth proportional to 126,013.88, 173,899.32 and 68,652.92 is: 94,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,013.88 : 173,899.32 = 68,652.92 : x
  2. Step 2: Convert to fraction form
    126,013.88/173,899.32 = 68,652.92/x
  3. Step 3: Cross multiply
    126,013.88x = 173,899.32 × 68,652.92
  4. Step 4: Simplify right side
    126,013.88x = 11,938,696,104.01
  5. Step 5: Solve for x
    x = 11,938,696,104.01/126,013.88
  6. Step 6: Final answer
    x = 94,741.12

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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.