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Finding the Fourth Proportional to 24,281.60, 33,619.20 and 23,820.80

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Solution

The fourth proportional to 24,281.60, 33,619.20 and 23,820.80 is: 32,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,281.60 : 33,619.20 = 23,820.80 : x
  2. Step 2: Convert to fraction form
    24,281.60/33,619.20 = 23,820.80/x
  3. Step 3: Cross multiply
    24,281.60x = 33,619.20 × 23,820.80
  4. Step 4: Simplify right side
    24,281.60x = 800,836,239.36
  5. Step 5: Solve for x
    x = 800,836,239.36/24,281.60
  6. Step 6: Final answer
    x = 32,981.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.