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Finding the Fourth Proportional to 48,484.65, 66,908.03 and 26,974.16

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Solution

The fourth proportional to 48,484.65, 66,908.03 and 26,974.16 is: 37,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,484.65 : 66,908.03 = 26,974.16 : x
  2. Step 2: Convert to fraction form
    48,484.65/66,908.03 = 26,974.16/x
  3. Step 3: Cross multiply
    48,484.65x = 66,908.03 × 26,974.16
  4. Step 4: Simplify right side
    48,484.65x = 1,804,787,437.09
  5. Step 5: Solve for x
    x = 1,804,787,437.09/48,484.65
  6. Step 6: Final answer
    x = 37,223.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.