Home / 154,832.64-231,854.88-102,082.08

Finding the Fourth Proportional to 154,832.64, 231,854.88 and 102,082.08

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Solution

The fourth proportional to 154,832.64, 231,854.88 and 102,082.08 is: 152,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,832.64 : 231,854.88 = 102,082.08 : x
  2. Step 2: Convert to fraction form
    154,832.64/231,854.88 = 102,082.08/x
  3. Step 3: Cross multiply
    154,832.64x = 231,854.88 × 102,082.08
  4. Step 4: Simplify right side
    154,832.64x = 23,668,228,408.55
  5. Step 5: Solve for x
    x = 23,668,228,408.55/154,832.64
  6. Step 6: Final answer
    x = 152,863.30

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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.