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Finding the Fourth Proportional to 72,363.77, 108,544.67 and 32,372.18

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Solution

The fourth proportional to 72,363.77, 108,544.67 and 32,372.18 is: 48,557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,363.77 : 108,544.67 = 32,372.18 : x
  2. Step 2: Convert to fraction form
    72,363.77/108,544.67 = 32,372.18/x
  3. Step 3: Cross multiply
    72,363.77x = 108,544.67 × 32,372.18
  4. Step 4: Simplify right side
    72,363.77x = 3,513,827,595.28
  5. Step 5: Solve for x
    x = 3,513,827,595.28/72,363.77
  6. Step 6: Final answer
    x = 48,557.83

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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.