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Finding the Fourth Proportional to 24,437.75, 36,657.30 and 8,640.54

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Solution

The fourth proportional to 24,437.75, 36,657.30 and 8,640.54 is: 12,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,437.75 : 36,657.30 = 8,640.54 : x
  2. Step 2: Convert to fraction form
    24,437.75/36,657.30 = 8,640.54/x
  3. Step 3: Cross multiply
    24,437.75x = 36,657.30 × 8,640.54
  4. Step 4: Simplify right side
    24,437.75x = 316,738,866.94
  5. Step 5: Solve for x
    x = 316,738,866.94/24,437.75
  6. Step 6: Final answer
    x = 12,961.05

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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.