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Finding the Fourth Proportional to 32,543.70, 44,910.06 and 18,396.54

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Solution

The fourth proportional to 32,543.70, 44,910.06 and 18,396.54 is: 25,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,543.70 : 44,910.06 = 18,396.54 : x
  2. Step 2: Convert to fraction form
    32,543.70/44,910.06 = 18,396.54/x
  3. Step 3: Cross multiply
    32,543.70x = 44,910.06 × 18,396.54
  4. Step 4: Simplify right side
    32,543.70x = 826,189,715.19
  5. Step 5: Solve for x
    x = 826,189,715.19/32,543.70
  6. Step 6: Final answer
    x = 25,387.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.