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Finding the Fourth Proportional to 62,553.77, 86,320.99 and 34,253.99

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Solution

The fourth proportional to 62,553.77, 86,320.99 and 34,253.99 is: 47,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,553.77 : 86,320.99 = 34,253.99 : x
  2. Step 2: Convert to fraction form
    62,553.77/86,320.99 = 34,253.99/x
  3. Step 3: Cross multiply
    62,553.77x = 86,320.99 × 34,253.99
  4. Step 4: Simplify right side
    62,553.77x = 2,956,838,328.25
  5. Step 5: Solve for x
    x = 2,956,838,328.25/62,553.77
  6. Step 6: Final answer
    x = 47,268.75

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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.