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Finding the Fourth Proportional to 107,305.99, 160,959.03 and 37,185.30

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Solution

The fourth proportional to 107,305.99, 160,959.03 and 37,185.30 is: 55,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,305.99 : 160,959.03 = 37,185.30 : x
  2. Step 2: Convert to fraction form
    107,305.99/160,959.03 = 37,185.30/x
  3. Step 3: Cross multiply
    107,305.99x = 160,959.03 × 37,185.30
  4. Step 4: Simplify right side
    107,305.99x = 5,985,309,818.26
  5. Step 5: Solve for x
    x = 5,985,309,818.26/107,305.99
  6. Step 6: Final answer
    x = 55,777.97

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1.5x scale

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.