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Finding the Fourth Proportional to 99,994.88, 150,023.04 and 34,336

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Solution

The fourth proportional to 99,994.88, 150,023.04 and 34,336 is: 51,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,994.88 : 150,023.04 = 34,336 : x
  2. Step 2: Convert to fraction form
    99,994.88/150,023.04 = 34,336/x
  3. Step 3: Cross multiply
    99,994.88x = 150,023.04 × 34,336
  4. Step 4: Simplify right side
    99,994.88x = 5,151,191,101.44
  5. Step 5: Solve for x
    x = 5,151,191,101.44/99,994.88
  6. Step 6: Final answer
    x = 51,514.55

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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.