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Finding the Fourth Proportional to 32,471.97, 48,706.11 and 8,779.17

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Solution

The fourth proportional to 32,471.97, 48,706.11 and 8,779.17 is: 13,168.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,471.97 : 48,706.11 = 8,779.17 : x
  2. Step 2: Convert to fraction form
    32,471.97/48,706.11 = 8,779.17/x
  3. Step 3: Cross multiply
    32,471.97x = 48,706.11 × 8,779.17
  4. Step 4: Simplify right side
    32,471.97x = 427,599,219.73
  5. Step 5: Solve for x
    x = 427,599,219.73/32,471.97
  6. Step 6: Final answer
    x = 13,168.26

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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.