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Finding the Fourth Proportional to 32,642.58, 45,060.55 and 22,046.57

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Solution

The fourth proportional to 32,642.58, 45,060.55 and 22,046.57 is: 30,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.58 : 45,060.55 = 22,046.57 : x
  2. Step 2: Convert to fraction form
    32,642.58/45,060.55 = 22,046.57/x
  3. Step 3: Cross multiply
    32,642.58x = 45,060.55 × 22,046.57
  4. Step 4: Simplify right side
    32,642.58x = 993,430,346.93
  5. Step 5: Solve for x
    x = 993,430,346.93/32,642.58
  6. Step 6: Final answer
    x = 30,433.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.