Home / 124,842.14-172,282.14-68,253.50

Finding the Fourth Proportional to 124,842.14, 172,282.14 and 68,253.50

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Solution

The fourth proportional to 124,842.14, 172,282.14 and 68,253.50 is: 94,189.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,842.14 : 172,282.14 = 68,253.50 : x
  2. Step 2: Convert to fraction form
    124,842.14/172,282.14 = 68,253.50/x
  3. Step 3: Cross multiply
    124,842.14x = 172,282.14 × 68,253.50
  4. Step 4: Simplify right side
    124,842.14x = 11,758,859,042.49
  5. Step 5: Solve for x
    x = 11,758,859,042.49/124,842.14
  6. Step 6: Final answer
    x = 94,189.82

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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.