Home / 154,652.85-231,922.37-53,425.14

Finding the Fourth Proportional to 154,652.85, 231,922.37 and 53,425.14

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Solution

The fourth proportional to 154,652.85, 231,922.37 and 53,425.14 is: 80,118.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,652.85 : 231,922.37 = 53,425.14 : x
  2. Step 2: Convert to fraction form
    154,652.85/231,922.37 = 53,425.14/x
  3. Step 3: Cross multiply
    154,652.85x = 231,922.37 × 53,425.14
  4. Step 4: Simplify right side
    154,652.85x = 12,390,484,819.26
  5. Step 5: Solve for x
    x = 12,390,484,819.26/154,652.85
  6. Step 6: Final answer
    x = 80,118.05

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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.