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Finding the Fourth Proportional to 62,624.34, 86,425.07 and 35,775.56

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Solution

The fourth proportional to 62,624.34, 86,425.07 and 35,775.56 is: 49,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,624.34 : 86,425.07 = 35,775.56 : x
  2. Step 2: Convert to fraction form
    62,624.34/86,425.07 = 35,775.56/x
  3. Step 3: Cross multiply
    62,624.34x = 86,425.07 × 35,775.56
  4. Step 4: Simplify right side
    62,624.34x = 3,091,905,314.47
  5. Step 5: Solve for x
    x = 3,091,905,314.47/62,624.34
  6. Step 6: Final answer
    x = 49,372.26

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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.