Home / 179,475.66-247,678.04-98,906.07

Finding the Fourth Proportional to 179,475.66, 247,678.04 and 98,906.07

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Solution

The fourth proportional to 179,475.66, 247,678.04 and 98,906.07 is: 136,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,475.66 : 247,678.04 = 98,906.07 : x
  2. Step 2: Convert to fraction form
    179,475.66/247,678.04 = 98,906.07/x
  3. Step 3: Cross multiply
    179,475.66x = 247,678.04 × 98,906.07
  4. Step 4: Simplify right side
    179,475.66x = 24,496,861,067.17
  5. Step 5: Solve for x
    x = 24,496,861,067.17/179,475.66
  6. Step 6: Final answer
    x = 136,491.27

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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.