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Finding the Fourth Proportional to 24,009.60, 36,046.80 and 19,084.80

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Solution

The fourth proportional to 24,009.60, 36,046.80 and 19,084.80 is: 28,652.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,009.60 : 36,046.80 = 19,084.80 : x
  2. Step 2: Convert to fraction form
    24,009.60/36,046.80 = 19,084.80/x
  3. Step 3: Cross multiply
    24,009.60x = 36,046.80 × 19,084.80
  4. Step 4: Simplify right side
    24,009.60x = 687,945,968.64
  5. Step 5: Solve for x
    x = 687,945,968.64/24,009.60
  6. Step 6: Final answer
    x = 28,652.95

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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.