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Finding the Fourth Proportional to 57,679.34, 79,595.03 and 32,531.18

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Solution

The fourth proportional to 57,679.34, 79,595.03 and 32,531.18 is: 44,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,679.34 : 79,595.03 = 32,531.18 : x
  2. Step 2: Convert to fraction form
    57,679.34/79,595.03 = 32,531.18/x
  3. Step 3: Cross multiply
    57,679.34x = 79,595.03 × 32,531.18
  4. Step 4: Simplify right side
    57,679.34x = 2,589,320,248.04
  5. Step 5: Solve for x
    x = 2,589,320,248.04/57,679.34
  6. Step 6: Final answer
    x = 44,891.64

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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.