Home / 28,250.50-42,376.06-8,529.24

Finding the Fourth Proportional to 28,250.50, 42,376.06 and 8,529.24

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Solution

The fourth proportional to 28,250.50, 42,376.06 and 8,529.24 is: 12,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,250.50 : 42,376.06 = 8,529.24 : x
  2. Step 2: Convert to fraction form
    28,250.50/42,376.06 = 8,529.24/x
  3. Step 3: Cross multiply
    28,250.50x = 42,376.06 × 8,529.24
  4. Step 4: Simplify right side
    28,250.50x = 361,435,585.99
  5. Step 5: Solve for x
    x = 361,435,585.99/28,250.50
  6. Step 6: Final answer
    x = 12,793.95

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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.