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Finding the Fourth Proportional to 115,858.68, 173,777.10 and 36,959.04

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Solution

The fourth proportional to 115,858.68, 173,777.10 and 36,959.04 is: 55,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,858.68 : 173,777.10 = 36,959.04 : x
  2. Step 2: Convert to fraction form
    115,858.68/173,777.10 = 36,959.04/x
  3. Step 3: Cross multiply
    115,858.68x = 173,777.10 × 36,959.04
  4. Step 4: Simplify right side
    115,858.68x = 6,422,634,789.98
  5. Step 5: Solve for x
    x = 6,422,634,789.98/115,858.68
  6. Step 6: Final answer
    x = 55,435.08

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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.