Home / 179,286.13-247,414.86-99,798.13

Finding the Fourth Proportional to 179,286.13, 247,414.86 and 99,798.13

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Solution

The fourth proportional to 179,286.13, 247,414.86 and 99,798.13 is: 137,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,286.13 : 247,414.86 = 99,798.13 : x
  2. Step 2: Convert to fraction form
    179,286.13/247,414.86 = 99,798.13/x
  3. Step 3: Cross multiply
    179,286.13x = 247,414.86 × 99,798.13
  4. Step 4: Simplify right side
    179,286.13x = 24,691,540,362.21
  5. Step 5: Solve for x
    x = 24,691,540,362.21/179,286.13
  6. Step 6: Final answer
    x = 137,721.42

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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.