Home / 172,649.22-238,238.88-96,165.74

Finding the Fourth Proportional to 172,649.22, 238,238.88 and 96,165.74

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Solution

The fourth proportional to 172,649.22, 238,238.88 and 96,165.74 is: 132,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,649.22 : 238,238.88 = 96,165.74 : x
  2. Step 2: Convert to fraction form
    172,649.22/238,238.88 = 96,165.74/x
  3. Step 3: Cross multiply
    172,649.22x = 238,238.88 × 96,165.74
  4. Step 4: Simplify right side
    172,649.22x = 22,910,418,191.97
  5. Step 5: Solve for x
    x = 22,910,418,191.97/172,649.22
  6. Step 6: Final answer
    x = 132,699.23

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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.