Home / 126,017.88-173,904.15-68,657.04

Finding the Fourth Proportional to 126,017.88, 173,904.15 and 68,657.04

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Solution

The fourth proportional to 126,017.88, 173,904.15 and 68,657.04 is: 94,746.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,017.88 : 173,904.15 = 68,657.04 : x
  2. Step 2: Convert to fraction form
    126,017.88/173,904.15 = 68,657.04/x
  3. Step 3: Cross multiply
    126,017.88x = 173,904.15 × 68,657.04
  4. Step 4: Simplify right side
    126,017.88x = 11,939,744,182.72
  5. Step 5: Solve for x
    x = 11,939,744,182.72/126,017.88
  6. Step 6: Final answer
    x = 94,746.43

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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.