Home / 107,601.72-161,403.36-37,480.80

Finding the Fourth Proportional to 107,601.72, 161,403.36 and 37,480.80

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Solution

The fourth proportional to 107,601.72, 161,403.36 and 37,480.80 is: 56,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,601.72 : 161,403.36 = 37,480.80 : x
  2. Step 2: Convert to fraction form
    107,601.72/161,403.36 = 37,480.80/x
  3. Step 3: Cross multiply
    107,601.72x = 161,403.36 × 37,480.80
  4. Step 4: Simplify right side
    107,601.72x = 6,049,527,055.49
  5. Step 5: Solve for x
    x = 6,049,527,055.49/107,601.72
  6. Step 6: Final answer
    x = 56,221.47

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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.