Home / 179,082.56-247,152.03-102,611.79

Finding the Fourth Proportional to 179,082.56, 247,152.03 and 102,611.79

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Solution

The fourth proportional to 179,082.56, 247,152.03 and 102,611.79 is: 141,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,082.56 : 247,152.03 = 102,611.79 : x
  2. Step 2: Convert to fraction form
    179,082.56/247,152.03 = 102,611.79/x
  3. Step 3: Cross multiply
    179,082.56x = 247,152.03 × 102,611.79
  4. Step 4: Simplify right side
    179,082.56x = 25,360,712,200.43
  5. Step 5: Solve for x
    x = 25,360,712,200.43/179,082.56
  6. Step 6: Final answer
    x = 141,614.64

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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.