Home / 159,130.24-238,349.76-154,706.56

Finding the Fourth Proportional to 159,130.24, 238,349.76 and 154,706.56

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Solution

The fourth proportional to 159,130.24, 238,349.76 and 154,706.56 is: 231,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,130.24 : 238,349.76 = 154,706.56 : x
  2. Step 2: Convert to fraction form
    159,130.24/238,349.76 = 154,706.56/x
  3. Step 3: Cross multiply
    159,130.24x = 238,349.76 × 154,706.56
  4. Step 4: Simplify right side
    159,130.24x = 36,874,271,446.43
  5. Step 5: Solve for x
    x = 36,874,271,446.43/159,130.24
  6. Step 6: Final answer
    x = 231,723.85

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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.