Home / 171,606.44-236,830.02-107,998.76

Finding the Fourth Proportional to 171,606.44, 236,830.02 and 107,998.76

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Solution

The fourth proportional to 171,606.44, 236,830.02 and 107,998.76 is: 149,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,606.44 : 236,830.02 = 107,998.76 : x
  2. Step 2: Convert to fraction form
    171,606.44/236,830.02 = 107,998.76/x
  3. Step 3: Cross multiply
    171,606.44x = 236,830.02 × 107,998.76
  4. Step 4: Simplify right side
    171,606.44x = 25,577,348,490.78
  5. Step 5: Solve for x
    x = 25,577,348,490.78/171,606.44
  6. Step 6: Final answer
    x = 149,046.55

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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.