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Finding the Fourth Proportional to 57,559.52, 79,432.08 and 32,408.48

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Solution

The fourth proportional to 57,559.52, 79,432.08 and 32,408.48 is: 44,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,559.52 : 79,432.08 = 32,408.48 : x
  2. Step 2: Convert to fraction form
    57,559.52/79,432.08 = 32,408.48/x
  3. Step 3: Cross multiply
    57,559.52x = 79,432.08 × 32,408.48
  4. Step 4: Simplify right side
    57,559.52x = 2,574,272,976.04
  5. Step 5: Solve for x
    x = 2,574,272,976.04/57,559.52
  6. Step 6: Final answer
    x = 44,723.67

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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.