Home / 276,952.03-415,524.71-87,441.73

Finding the Fourth Proportional to 276,952.03, 415,524.71 and 87,441.73

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Solution

The fourth proportional to 276,952.03, 415,524.71 and 87,441.73 is: 131,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,952.03 : 415,524.71 = 87,441.73 : x
  2. Step 2: Convert to fraction form
    276,952.03/415,524.71 = 87,441.73/x
  3. Step 3: Cross multiply
    276,952.03x = 415,524.71 × 87,441.73
  4. Step 4: Simplify right side
    276,952.03x = 36,334,199,500.15
  5. Step 5: Solve for x
    x = 36,334,199,500.15/276,952.03
  6. Step 6: Final answer
    x = 131,193.11

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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.