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Finding the Fourth Proportional to 32,881.49, 45,376.90 and 19,452.40

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Solution

The fourth proportional to 32,881.49, 45,376.90 and 19,452.40 is: 26,844.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.49 : 45,376.90 = 19,452.40 : x
  2. Step 2: Convert to fraction form
    32,881.49/45,376.90 = 19,452.40/x
  3. Step 3: Cross multiply
    32,881.49x = 45,376.90 × 19,452.40
  4. Step 4: Simplify right side
    32,881.49x = 882,689,447.49
  5. Step 5: Solve for x
    x = 882,689,447.49/32,881.49
  6. Step 6: Final answer
    x = 26,844.57

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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.