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Finding the Fourth Proportional to 8,947.51, 12,345.06 and 5,593.74

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Solution

The fourth proportional to 8,947.51, 12,345.06 and 5,593.74 is: 7,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.51 : 12,345.06 = 5,593.74 : x
  2. Step 2: Convert to fraction form
    8,947.51/12,345.06 = 5,593.74/x
  3. Step 3: Cross multiply
    8,947.51x = 12,345.06 × 5,593.74
  4. Step 4: Simplify right side
    8,947.51x = 69,055,055.92
  5. Step 5: Solve for x
    x = 69,055,055.92/8,947.51
  6. Step 6: Final answer
    x = 7,717.80

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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.