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Finding the Fourth Proportional to 16,761.66, 25,153.08 and 9,370.98

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Solution

The fourth proportional to 16,761.66, 25,153.08 and 9,370.98 is: 14,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.66 : 25,153.08 = 9,370.98 : x
  2. Step 2: Convert to fraction form
    16,761.66/25,153.08 = 9,370.98/x
  3. Step 3: Cross multiply
    16,761.66x = 25,153.08 × 9,370.98
  4. Step 4: Simplify right side
    16,761.66x = 235,709,009.62
  5. Step 5: Solve for x
    x = 235,709,009.62/16,761.66
  6. Step 6: Final answer
    x = 14,062.39

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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.