Home / 154,483.55-231,758.41-47,865.14

Finding the Fourth Proportional to 154,483.55, 231,758.41 and 47,865.14

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Solution

The fourth proportional to 154,483.55, 231,758.41 and 47,865.14 is: 71,807.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,483.55 : 231,758.41 = 47,865.14 : x
  2. Step 2: Convert to fraction form
    154,483.55/231,758.41 = 47,865.14/x
  3. Step 3: Cross multiply
    154,483.55x = 231,758.41 × 47,865.14
  4. Step 4: Simplify right side
    154,483.55x = 11,093,149,200.56
  5. Step 5: Solve for x
    x = 11,093,149,200.56/154,483.55
  6. Step 6: Final answer
    x = 71,807.97

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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.