Home / 179,034.56-247,079.76-118,500.96

Finding the Fourth Proportional to 179,034.56, 247,079.76 and 118,500.96

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Solution

The fourth proportional to 179,034.56, 247,079.76 and 118,500.96 is: 163,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,034.56 : 247,079.76 = 118,500.96 : x
  2. Step 2: Convert to fraction form
    179,034.56/247,079.76 = 118,500.96/x
  3. Step 3: Cross multiply
    179,034.56x = 247,079.76 × 118,500.96
  4. Step 4: Simplify right side
    179,034.56x = 29,279,188,756.57
  5. Step 5: Solve for x
    x = 29,279,188,756.57/179,034.56
  6. Step 6: Final answer
    x = 163,539.31

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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.