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Finding the Fourth Proportional to 68,227.98, 94,154.76 and 39,553.17

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Solution

The fourth proportional to 68,227.98, 94,154.76 and 39,553.17 is: 54,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,227.98 : 94,154.76 = 39,553.17 : x
  2. Step 2: Convert to fraction form
    68,227.98/94,154.76 = 39,553.17/x
  3. Step 3: Cross multiply
    68,227.98x = 94,154.76 × 39,553.17
  4. Step 4: Simplify right side
    68,227.98x = 3,724,119,228.59
  5. Step 5: Solve for x
    x = 3,724,119,228.59/68,227.98
  6. Step 6: Final answer
    x = 54,583.46

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1.5x scale

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.