Home / 107,915.24-161,887.66-36,818.80

Finding the Fourth Proportional to 107,915.24, 161,887.66 and 36,818.80

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Solution

The fourth proportional to 107,915.24, 161,887.66 and 36,818.80 is: 55,233.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,915.24 : 161,887.66 = 36,818.80 : x
  2. Step 2: Convert to fraction form
    107,915.24/161,887.66 = 36,818.80/x
  3. Step 3: Cross multiply
    107,915.24x = 161,887.66 × 36,818.80
  4. Step 4: Simplify right side
    107,915.24x = 5,960,508,879.24
  5. Step 5: Solve for x
    x = 5,960,508,879.24/107,915.24
  6. Step 6: Final answer
    x = 55,233.24

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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.