Home / 185,998.22-256,679.37-101,117.10

Finding the Fourth Proportional to 185,998.22, 256,679.37 and 101,117.10

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Solution

The fourth proportional to 185,998.22, 256,679.37 and 101,117.10 is: 139,542.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,998.22 : 256,679.37 = 101,117.10 : x
  2. Step 2: Convert to fraction form
    185,998.22/256,679.37 = 101,117.10/x
  3. Step 3: Cross multiply
    185,998.22x = 256,679.37 × 101,117.10
  4. Step 4: Simplify right side
    185,998.22x = 25,954,673,524.23
  5. Step 5: Solve for x
    x = 25,954,673,524.23/185,998.22
  6. Step 6: Final answer
    x = 139,542.59

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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.