Home / 68,751.11-94,875.65-38,536.38

Finding the Fourth Proportional to 68,751.11, 94,875.65 and 38,536.38

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Solution

The fourth proportional to 68,751.11, 94,875.65 and 38,536.38 is: 53,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,751.11 : 94,875.65 = 38,536.38 : x
  2. Step 2: Convert to fraction form
    68,751.11/94,875.65 = 38,536.38/x
  3. Step 3: Cross multiply
    68,751.11x = 94,875.65 × 38,536.38
  4. Step 4: Simplify right side
    68,751.11x = 3,656,164,101.15
  5. Step 5: Solve for x
    x = 3,656,164,101.15/68,751.11
  6. Step 6: Final answer
    x = 53,179.71

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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.