Home / 172,029.96-237,422.34-108,366.66

Finding the Fourth Proportional to 172,029.96, 237,422.34 and 108,366.66

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Solution

The fourth proportional to 172,029.96, 237,422.34 and 108,366.66 is: 149,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,029.96 : 237,422.34 = 108,366.66 : x
  2. Step 2: Convert to fraction form
    172,029.96/237,422.34 = 108,366.66/x
  3. Step 3: Cross multiply
    172,029.96x = 237,422.34 × 108,366.66
  4. Step 4: Simplify right side
    172,029.96x = 25,728,665,995.18
  5. Step 5: Solve for x
    x = 25,728,665,995.18/172,029.96
  6. Step 6: Final answer
    x = 149,559.22

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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.