Home / 178,720.32-268,082.24-73,498.08

Finding the Fourth Proportional to 178,720.32, 268,082.24 and 73,498.08

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Solution

The fourth proportional to 178,720.32, 268,082.24 and 73,498.08 is: 110,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,720.32 : 268,082.24 = 73,498.08 : x
  2. Step 2: Convert to fraction form
    178,720.32/268,082.24 = 73,498.08/x
  3. Step 3: Cross multiply
    178,720.32x = 268,082.24 × 73,498.08
  4. Step 4: Simplify right side
    178,720.32x = 19,703,529,922.10
  5. Step 5: Solve for x
    x = 19,703,529,922.10/178,720.32
  6. Step 6: Final answer
    x = 110,247.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.