Home / 124,914.25-172,384.10-68,326.84

Finding the Fourth Proportional to 124,914.25, 172,384.10 and 68,326.84

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Solution

The fourth proportional to 124,914.25, 172,384.10 and 68,326.84 is: 94,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,914.25 : 172,384.10 = 68,326.84 : x
  2. Step 2: Convert to fraction form
    124,914.25/172,384.10 = 68,326.84/x
  3. Step 3: Cross multiply
    124,914.25x = 172,384.10 × 68,326.84
  4. Step 4: Simplify right side
    124,914.25x = 11,778,460,819.24
  5. Step 5: Solve for x
    x = 11,778,460,819.24/124,914.25
  6. Step 6: Final answer
    x = 94,292.37

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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.