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Finding the Fourth Proportional to 16,361.40, 24,552.86 and 8,971.05

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Solution

The fourth proportional to 16,361.40, 24,552.86 and 8,971.05 is: 13,462.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,361.40 : 24,552.86 = 8,971.05 : x
  2. Step 2: Convert to fraction form
    16,361.40/24,552.86 = 8,971.05/x
  3. Step 3: Cross multiply
    16,361.40x = 24,552.86 × 8,971.05
  4. Step 4: Simplify right side
    16,361.40x = 220,264,934.70
  5. Step 5: Solve for x
    x = 220,264,934.70/16,361.40
  6. Step 6: Final answer
    x = 13,462.47

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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.