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Finding the Fourth Proportional to 16,101.90, 24,152.85 and 9,957.90

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Solution

The fourth proportional to 16,101.90, 24,152.85 and 9,957.90 is: 14,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,101.90 : 24,152.85 = 9,957.90 : x
  2. Step 2: Convert to fraction form
    16,101.90/24,152.85 = 9,957.90/x
  3. Step 3: Cross multiply
    16,101.90x = 24,152.85 × 9,957.90
  4. Step 4: Simplify right side
    16,101.90x = 240,511,665.02
  5. Step 5: Solve for x
    x = 240,511,665.02/16,101.90
  6. Step 6: Final answer
    x = 14,936.85

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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.