Home / 179,036.16-247,101.48-102,559.20

Finding the Fourth Proportional to 179,036.16, 247,101.48 and 102,559.20

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Solution

The fourth proportional to 179,036.16, 247,101.48 and 102,559.20 is: 141,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,036.16 : 247,101.48 = 102,559.20 : x
  2. Step 2: Convert to fraction form
    179,036.16/247,101.48 = 102,559.20/x
  3. Step 3: Cross multiply
    179,036.16x = 247,101.48 × 102,559.20
  4. Step 4: Simplify right side
    179,036.16x = 25,342,530,107.62
  5. Step 5: Solve for x
    x = 25,342,530,107.62/179,036.16
  6. Step 6: Final answer
    x = 141,549.79

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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.