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Finding the Fourth Proportional to 37,616.19, 56,424.28 and 11,339.38

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Solution

The fourth proportional to 37,616.19, 56,424.28 and 11,339.38 is: 17,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.19 : 56,424.28 = 11,339.38 : x
  2. Step 2: Convert to fraction form
    37,616.19/56,424.28 = 11,339.38/x
  3. Step 3: Cross multiply
    37,616.19x = 56,424.28 × 11,339.38
  4. Step 4: Simplify right side
    37,616.19x = 639,816,352.15
  5. Step 5: Solve for x
    x = 639,816,352.15/37,616.19
  6. Step 6: Final answer
    x = 17,009.07

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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.