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Finding the Fourth Proportional to 62,473.84, 86,205.40 and 37,318

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Solution

The fourth proportional to 62,473.84, 86,205.40 and 37,318 is: 51,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,473.84 : 86,205.40 = 37,318 : x
  2. Step 2: Convert to fraction form
    62,473.84/86,205.40 = 37,318/x
  3. Step 3: Cross multiply
    62,473.84x = 86,205.40 × 37,318
  4. Step 4: Simplify right side
    62,473.84x = 3,217,013,117.20
  5. Step 5: Solve for x
    x = 3,217,013,117.20/62,473.84
  6. Step 6: Final answer
    x = 51,493.76

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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.