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Finding the Fourth Proportional to 68,008.40, 93,849.72 and 37,792.95

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Solution

The fourth proportional to 68,008.40, 93,849.72 and 37,792.95 is: 52,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,008.40 : 93,849.72 = 37,792.95 : x
  2. Step 2: Convert to fraction form
    68,008.40/93,849.72 = 37,792.95/x
  3. Step 3: Cross multiply
    68,008.40x = 93,849.72 × 37,792.95
  4. Step 4: Simplify right side
    68,008.40x = 3,546,857,775.47
  5. Step 5: Solve for x
    x = 3,546,857,775.47/68,008.40
  6. Step 6: Final answer
    x = 52,153.23

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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.