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Finding the Fourth Proportional to 10,047.52, 13,866.56 and 5,855.50

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Solution

The fourth proportional to 10,047.52, 13,866.56 and 5,855.50 is: 8,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047.52 : 13,866.56 = 5,855.50 : x
  2. Step 2: Convert to fraction form
    10,047.52/13,866.56 = 5,855.50/x
  3. Step 3: Cross multiply
    10,047.52x = 13,866.56 × 5,855.50
  4. Step 4: Simplify right side
    10,047.52x = 81,195,642.08
  5. Step 5: Solve for x
    x = 81,195,642.08/10,047.52
  6. Step 6: Final answer
    x = 8,081.16

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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.