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Finding the Fourth Proportional to 32,360.40, 44,658.54 and 18,214.56

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Solution

The fourth proportional to 32,360.40, 44,658.54 and 18,214.56 is: 25,136.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,360.40 : 44,658.54 = 18,214.56 : x
  2. Step 2: Convert to fraction form
    32,360.40/44,658.54 = 18,214.56/x
  3. Step 3: Cross multiply
    32,360.40x = 44,658.54 × 18,214.56
  4. Step 4: Simplify right side
    32,360.40x = 813,435,656.34
  5. Step 5: Solve for x
    x = 813,435,656.34/32,360.40
  6. Step 6: Final answer
    x = 25,136.76

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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.