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Finding the Fourth Proportional to 62,472.84, 86,204.02 and 37,317

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Solution

The fourth proportional to 62,472.84, 86,204.02 and 37,317 is: 51,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,472.84 : 86,204.02 = 37,317 : x
  2. Step 2: Convert to fraction form
    62,472.84/86,204.02 = 37,317/x
  3. Step 3: Cross multiply
    62,472.84x = 86,204.02 × 37,317
  4. Step 4: Simplify right side
    62,472.84x = 3,216,875,414.34
  5. Step 5: Solve for x
    x = 3,216,875,414.34/62,472.84
  6. Step 6: Final answer
    x = 51,492.38

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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.