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Finding the Fourth Proportional to 16,083.60, 24,125.40 and 7,321.02

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Solution

The fourth proportional to 16,083.60, 24,125.40 and 7,321.02 is: 10,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,083.60 : 24,125.40 = 7,321.02 : x
  2. Step 2: Convert to fraction form
    16,083.60/24,125.40 = 7,321.02/x
  3. Step 3: Cross multiply
    16,083.60x = 24,125.40 × 7,321.02
  4. Step 4: Simplify right side
    16,083.60x = 176,622,535.91
  5. Step 5: Solve for x
    x = 176,622,535.91/16,083.60
  6. Step 6: Final answer
    x = 10,981.53

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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.