Home / 107,406.92-161,112-37,288.46

Finding the Fourth Proportional to 107,406.92, 161,112 and 37,288.46

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Solution

The fourth proportional to 107,406.92, 161,112 and 37,288.46 is: 55,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,406.92 : 161,112 = 37,288.46 : x
  2. Step 2: Convert to fraction form
    107,406.92/161,112 = 37,288.46/x
  3. Step 3: Cross multiply
    107,406.92x = 161,112 × 37,288.46
  4. Step 4: Simplify right side
    107,406.92x = 6,007,618,367.52
  5. Step 5: Solve for x
    x = 6,007,618,367.52/107,406.92
  6. Step 6: Final answer
    x = 55,933.25

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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.