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Finding the Fourth Proportional to 104,994.66, 144,892.62 and 57,248.13

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Solution

The fourth proportional to 104,994.66, 144,892.62 and 57,248.13 is: 79,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,994.66 : 144,892.62 = 57,248.13 : x
  2. Step 2: Convert to fraction form
    104,994.66/144,892.62 = 57,248.13/x
  3. Step 3: Cross multiply
    104,994.66x = 144,892.62 × 57,248.13
  4. Step 4: Simplify right side
    104,994.66x = 8,294,831,545.80
  5. Step 5: Solve for x
    x = 8,294,831,545.80/104,994.66
  6. Step 6: Final answer
    x = 79,002.41

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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.