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Finding the Fourth Proportional to 119,587.59, 165,029.00 and 68,598.09

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Solution

The fourth proportional to 119,587.59, 165,029.00 and 68,598.09 is: 94,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,587.59 : 165,029.00 = 68,598.09 : x
  2. Step 2: Convert to fraction form
    119,587.59/165,029.00 = 68,598.09/x
  3. Step 3: Cross multiply
    119,587.59x = 165,029.00 × 68,598.09
  4. Step 4: Simplify right side
    119,587.59x = 11,320,673,851.62
  5. Step 5: Solve for x
    x = 11,320,673,851.62/119,587.59
  6. Step 6: Final answer
    x = 94,664.29

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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.