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Finding the Fourth Proportional to 16,148.80, 24,223.20 and 14,982.40

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Solution

The fourth proportional to 16,148.80, 24,223.20 and 14,982.40 is: 22,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,148.80 : 24,223.20 = 14,982.40 : x
  2. Step 2: Convert to fraction form
    16,148.80/24,223.20 = 14,982.40/x
  3. Step 3: Cross multiply
    16,148.80x = 24,223.20 × 14,982.40
  4. Step 4: Simplify right side
    16,148.80x = 362,921,671.68
  5. Step 5: Solve for x
    x = 362,921,671.68/16,148.80
  6. Step 6: Final answer
    x = 22,473.60

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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.