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Finding the Fourth Proportional to 49,034.54, 73,562.74 and 17,869.79

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Solution

The fourth proportional to 49,034.54, 73,562.74 and 17,869.79 is: 26,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,034.54 : 73,562.74 = 17,869.79 : x
  2. Step 2: Convert to fraction form
    49,034.54/73,562.74 = 17,869.79/x
  3. Step 3: Cross multiply
    49,034.54x = 73,562.74 × 17,869.79
  4. Step 4: Simplify right side
    49,034.54x = 1,314,550,303.14
  5. Step 5: Solve for x
    x = 1,314,550,303.14/49,034.54
  6. Step 6: Final answer
    x = 26,808.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.