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Finding the Fourth Proportional to 40,193.50, 60,290.25 and 15,569.50

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Solution

The fourth proportional to 40,193.50, 60,290.25 and 15,569.50 is: 23,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.50 : 60,290.25 = 15,569.50 : x
  2. Step 2: Convert to fraction form
    40,193.50/60,290.25 = 15,569.50/x
  3. Step 3: Cross multiply
    40,193.50x = 60,290.25 × 15,569.50
  4. Step 4: Simplify right side
    40,193.50x = 938,689,047.38
  5. Step 5: Solve for x
    x = 938,689,047.38/40,193.50
  6. Step 6: Final answer
    x = 23,354.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.