Home / 107,919.52-161,780.67-37,760.56

Finding the Fourth Proportional to 107,919.52, 161,780.67 and 37,760.56

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Solution

The fourth proportional to 107,919.52, 161,780.67 and 37,760.56 is: 56,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,919.52 : 161,780.67 = 37,760.56 : x
  2. Step 2: Convert to fraction form
    107,919.52/161,780.67 = 37,760.56/x
  3. Step 3: Cross multiply
    107,919.52x = 161,780.67 × 37,760.56
  4. Step 4: Simplify right side
    107,919.52x = 6,108,928,696.38
  5. Step 5: Solve for x
    x = 6,108,928,696.38/107,919.52
  6. Step 6: Final answer
    x = 56,606.34

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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.