Home / 179,127.60-247,231.44-102,698.04

Finding the Fourth Proportional to 179,127.60, 247,231.44 and 102,698.04

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Solution

The fourth proportional to 179,127.60, 247,231.44 and 102,698.04 is: 141,743.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,127.60 : 247,231.44 = 102,698.04 : x
  2. Step 2: Convert to fraction form
    179,127.60/247,231.44 = 102,698.04/x
  3. Step 3: Cross multiply
    179,127.60x = 247,231.44 × 102,698.04
  4. Step 4: Simplify right side
    179,127.60x = 25,390,184,314.38
  5. Step 5: Solve for x
    x = 25,390,184,314.38/179,127.60
  6. Step 6: Final answer
    x = 141,743.56

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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.