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Finding the Fourth Proportional to 10,810.98, 14,910.51 and 7,453.02

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Solution

The fourth proportional to 10,810.98, 14,910.51 and 7,453.02 is: 10,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.98 : 14,910.51 = 7,453.02 : x
  2. Step 2: Convert to fraction form
    10,810.98/14,910.51 = 7,453.02/x
  3. Step 3: Cross multiply
    10,810.98x = 14,910.51 × 7,453.02
  4. Step 4: Simplify right side
    10,810.98x = 111,128,413.10
  5. Step 5: Solve for x
    x = 111,128,413.10/10,810.98
  6. Step 6: Final answer
    x = 10,279.22

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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.