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Finding the Fourth Proportional to 24,167.60, 36,348.60 and 21,640.40

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Solution

The fourth proportional to 24,167.60, 36,348.60 and 21,640.40 is: 32,547.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,167.60 : 36,348.60 = 21,640.40 : x
  2. Step 2: Convert to fraction form
    24,167.60/36,348.60 = 21,640.40/x
  3. Step 3: Cross multiply
    24,167.60x = 36,348.60 × 21,640.40
  4. Step 4: Simplify right side
    24,167.60x = 786,598,243.44
  5. Step 5: Solve for x
    x = 786,598,243.44/24,167.60
  6. Step 6: Final answer
    x = 32,547.64

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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.