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Finding the Fourth Proportional to 23,902.38, 35,869.91 and 8,320.01

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Solution

The fourth proportional to 23,902.38, 35,869.91 and 8,320.01 is: 12,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,902.38 : 35,869.91 = 8,320.01 : x
  2. Step 2: Convert to fraction form
    23,902.38/35,869.91 = 8,320.01/x
  3. Step 3: Cross multiply
    23,902.38x = 35,869.91 × 8,320.01
  4. Step 4: Simplify right side
    23,902.38x = 298,437,788.95
  5. Step 5: Solve for x
    x = 298,437,788.95/23,902.38
  6. Step 6: Final answer
    x = 12,485.69

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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.