Home / 124,842.25-172,282.94-68,253.63

Finding the Fourth Proportional to 124,842.25, 172,282.94 and 68,253.63

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Solution

The fourth proportional to 124,842.25, 172,282.94 and 68,253.63 is: 94,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,842.25 : 172,282.94 = 68,253.63 : x
  2. Step 2: Convert to fraction form
    124,842.25/172,282.94 = 68,253.63/x
  3. Step 3: Cross multiply
    124,842.25x = 172,282.94 × 68,253.63
  4. Step 4: Simplify right side
    124,842.25x = 11,758,936,042.07
  5. Step 5: Solve for x
    x = 11,758,936,042.07/124,842.25
  6. Step 6: Final answer
    x = 94,190.36

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1.5x scale

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.