Home / 107,490.28-161,300.22-37,418.80

Finding the Fourth Proportional to 107,490.28, 161,300.22 and 37,418.80

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Solution

The fourth proportional to 107,490.28, 161,300.22 and 37,418.80 is: 56,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,490.28 : 161,300.22 = 37,418.80 : x
  2. Step 2: Convert to fraction form
    107,490.28/161,300.22 = 37,418.80/x
  3. Step 3: Cross multiply
    107,490.28x = 161,300.22 × 37,418.80
  4. Step 4: Simplify right side
    107,490.28x = 6,035,660,672.14
  5. Step 5: Solve for x
    x = 6,035,660,672.14/107,490.28
  6. Step 6: Final answer
    x = 56,150.76

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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.