Home / 154,233.60-231,307.20-49,084.80

Finding the Fourth Proportional to 154,233.60, 231,307.20 and 49,084.80

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Solution

The fourth proportional to 154,233.60, 231,307.20 and 49,084.80 is: 73,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,233.60 : 231,307.20 = 49,084.80 : x
  2. Step 2: Convert to fraction form
    154,233.60/231,307.20 = 49,084.80/x
  3. Step 3: Cross multiply
    154,233.60x = 231,307.20 × 49,084.80
  4. Step 4: Simplify right side
    154,233.60x = 11,353,667,650.56
  5. Step 5: Solve for x
    x = 11,353,667,650.56/154,233.60
  6. Step 6: Final answer
    x = 73,613.45

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1.5x scale

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.