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Finding the Fourth Proportional to 16,339.60, 24,324.62 and 16,242.40

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Solution

The fourth proportional to 16,339.60, 24,324.62 and 16,242.40 is: 24,179.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,339.60 : 24,324.62 = 16,242.40 : x
  2. Step 2: Convert to fraction form
    16,339.60/24,324.62 = 16,242.40/x
  3. Step 3: Cross multiply
    16,339.60x = 24,324.62 × 16,242.40
  4. Step 4: Simplify right side
    16,339.60x = 395,090,207.89
  5. Step 5: Solve for x
    x = 395,090,207.89/16,339.60
  6. Step 6: Final answer
    x = 24,179.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.