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Finding the Fourth Proportional to 57,806.73, 79,773.12 and 32,656.23

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Solution

The fourth proportional to 57,806.73, 79,773.12 and 32,656.23 is: 45,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,806.73 : 79,773.12 = 32,656.23 : x
  2. Step 2: Convert to fraction form
    57,806.73/79,773.12 = 32,656.23/x
  3. Step 3: Cross multiply
    57,806.73x = 79,773.12 × 32,656.23
  4. Step 4: Simplify right side
    57,806.73x = 2,605,089,354.54
  5. Step 5: Solve for x
    x = 2,605,089,354.54/57,806.73
  6. Step 6: Final answer
    x = 45,065.50

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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.