Home / 179,242.62-247,357.92-102,774.16

Finding the Fourth Proportional to 179,242.62, 247,357.92 and 102,774.16

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Solution

The fourth proportional to 179,242.62, 247,357.92 and 102,774.16 is: 141,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,242.62 : 247,357.92 = 102,774.16 : x
  2. Step 2: Convert to fraction form
    179,242.62/247,357.92 = 102,774.16/x
  3. Step 3: Cross multiply
    179,242.62x = 247,357.92 × 102,774.16
  4. Step 4: Simplify right side
    179,242.62x = 25,422,002,447.35
  5. Step 5: Solve for x
    x = 25,422,002,447.35/179,242.62
  6. Step 6: Final answer
    x = 141,830.12

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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.