Home / 154,287.60-231,448.41-49,082.01

Finding the Fourth Proportional to 154,287.60, 231,448.41 and 49,082.01

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Solution

The fourth proportional to 154,287.60, 231,448.41 and 49,082.01 is: 73,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,287.60 : 231,448.41 = 49,082.01 : x
  2. Step 2: Convert to fraction form
    154,287.60/231,448.41 = 49,082.01/x
  3. Step 3: Cross multiply
    154,287.60x = 231,448.41 × 49,082.01
  4. Step 4: Simplify right side
    154,287.60x = 11,359,953,174.10
  5. Step 5: Solve for x
    x = 11,359,953,174.10/154,287.60
  6. Step 6: Final answer
    x = 73,628.43

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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.