Home / 124,914.75-172,385.13-68,326.13

Finding the Fourth Proportional to 124,914.75, 172,385.13 and 68,326.13

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Solution

The fourth proportional to 124,914.75, 172,385.13 and 68,326.13 is: 94,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,914.75 : 172,385.13 = 68,326.13 : x
  2. Step 2: Convert to fraction form
    124,914.75/172,385.13 = 68,326.13/x
  3. Step 3: Cross multiply
    124,914.75x = 172,385.13 × 68,326.13
  4. Step 4: Simplify right side
    124,914.75x = 11,778,408,802.45
  5. Step 5: Solve for x
    x = 11,778,408,802.45/124,914.75
  6. Step 6: Final answer
    x = 94,291.58

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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.