Home / 70,247.22-96,939.19-38,415.44

Finding the Fourth Proportional to 70,247.22, 96,939.19 and 38,415.44

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Solution

The fourth proportional to 70,247.22, 96,939.19 and 38,415.44 is: 53,012.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,247.22 : 96,939.19 = 38,415.44 : x
  2. Step 2: Convert to fraction form
    70,247.22/96,939.19 = 38,415.44/x
  3. Step 3: Cross multiply
    70,247.22x = 96,939.19 × 38,415.44
  4. Step 4: Simplify right side
    70,247.22x = 3,723,961,637.09
  5. Step 5: Solve for x
    x = 3,723,961,637.09/70,247.22
  6. Step 6: Final answer
    x = 53,012.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.