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Finding the Fourth Proportional to 68,595.88, 102,897.82 and 26,476.18

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Solution

The fourth proportional to 68,595.88, 102,897.82 and 26,476.18 is: 39,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,595.88 : 102,897.82 = 26,476.18 : x
  2. Step 2: Convert to fraction form
    68,595.88/102,897.82 = 26,476.18/x
  3. Step 3: Cross multiply
    68,595.88x = 102,897.82 × 26,476.18
  4. Step 4: Simplify right side
    68,595.88x = 2,724,341,203.93
  5. Step 5: Solve for x
    x = 2,724,341,203.93/68,595.88
  6. Step 6: Final answer
    x = 39,715.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.