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Finding the Fourth Proportional to 63,008.88, 86,952.25 and 34,715.17

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Solution

The fourth proportional to 63,008.88, 86,952.25 and 34,715.17 is: 47,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.88 : 86,952.25 = 34,715.17 : x
  2. Step 2: Convert to fraction form
    63,008.88/86,952.25 = 34,715.17/x
  3. Step 3: Cross multiply
    63,008.88x = 86,952.25 × 34,715.17
  4. Step 4: Simplify right side
    63,008.88x = 3,018,562,140.63
  5. Step 5: Solve for x
    x = 3,018,562,140.63/63,008.88
  6. Step 6: Final answer
    x = 47,906.93

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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.