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Finding the Fourth Proportional to 8,889.51, 12,268.04 and 5,303.52

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Solution

The fourth proportional to 8,889.51, 12,268.04 and 5,303.52 is: 7,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.51 : 12,268.04 = 5,303.52 : x
  2. Step 2: Convert to fraction form
    8,889.51/12,268.04 = 5,303.52/x
  3. Step 3: Cross multiply
    8,889.51x = 12,268.04 × 5,303.52
  4. Step 4: Simplify right side
    8,889.51x = 65,063,795.50
  5. Step 5: Solve for x
    x = 65,063,795.50/8,889.51
  6. Step 6: Final answer
    x = 7,319.17

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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.