Home / 179,123.76-247,190.76-98,549.56

Finding the Fourth Proportional to 179,123.76, 247,190.76 and 98,549.56

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Solution

The fourth proportional to 179,123.76, 247,190.76 and 98,549.56 is: 135,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,123.76 : 247,190.76 = 98,549.56 : x
  2. Step 2: Convert to fraction form
    179,123.76/247,190.76 = 98,549.56/x
  3. Step 3: Cross multiply
    179,123.76x = 247,190.76 × 98,549.56
  4. Step 4: Simplify right side
    179,123.76x = 24,360,540,634.07
  5. Step 5: Solve for x
    x = 24,360,540,634.07/179,123.76
  6. Step 6: Final answer
    x = 135,998.38

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1.5x scale

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.