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Finding the Fourth Proportional to 62,551.65, 86,299.86 and 35,674.84

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Solution

The fourth proportional to 62,551.65, 86,299.86 and 35,674.84 is: 49,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,551.65 : 86,299.86 = 35,674.84 : x
  2. Step 2: Convert to fraction form
    62,551.65/86,299.86 = 35,674.84/x
  3. Step 3: Cross multiply
    62,551.65x = 86,299.86 × 35,674.84
  4. Step 4: Simplify right side
    62,551.65x = 3,078,733,697.52
  5. Step 5: Solve for x
    x = 3,078,733,697.52/62,551.65
  6. Step 6: Final answer
    x = 49,219.06

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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.