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Finding the Fourth Proportional to 34,753.29, 52,111.19 and 18,751.40

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Solution

The fourth proportional to 34,753.29, 52,111.19 and 18,751.40 is: 28,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,753.29 : 52,111.19 = 18,751.40 : x
  2. Step 2: Convert to fraction form
    34,753.29/52,111.19 = 18,751.40/x
  3. Step 3: Cross multiply
    34,753.29x = 52,111.19 × 18,751.40
  4. Step 4: Simplify right side
    34,753.29x = 977,157,413.85
  5. Step 5: Solve for x
    x = 977,157,413.85/34,753.29
  6. Step 6: Final answer
    x = 28,116.98

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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.