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Finding the Fourth Proportional to 68,852.17, 103,192.17 and 29,363.23

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Solution

The fourth proportional to 68,852.17, 103,192.17 and 29,363.23 is: 44,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,852.17 : 103,192.17 = 29,363.23 : x
  2. Step 2: Convert to fraction form
    68,852.17/103,192.17 = 29,363.23/x
  3. Step 3: Cross multiply
    68,852.17x = 103,192.17 × 29,363.23
  4. Step 4: Simplify right side
    68,852.17x = 3,030,055,421.91
  5. Step 5: Solve for x
    x = 3,030,055,421.91/68,852.17
  6. Step 6: Final answer
    x = 44,008.13

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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.