Home / 198,164.09-271,785.02-190,026.34

Finding the Fourth Proportional to 198,164.09, 271,785.02 and 190,026.34

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Solution

The fourth proportional to 198,164.09, 271,785.02 and 190,026.34 is: 260,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,164.09 : 271,785.02 = 190,026.34 : x
  2. Step 2: Convert to fraction form
    198,164.09/271,785.02 = 190,026.34/x
  3. Step 3: Cross multiply
    198,164.09x = 271,785.02 × 190,026.34
  4. Step 4: Simplify right side
    198,164.09x = 51,646,310,987.83
  5. Step 5: Solve for x
    x = 51,646,310,987.83/198,164.09
  6. Step 6: Final answer
    x = 260,623.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.