Home / 185,998.20-256,664.88-101,113.44

Finding the Fourth Proportional to 185,998.20, 256,664.88 and 101,113.44

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Solution

The fourth proportional to 185,998.20, 256,664.88 and 101,113.44 is: 139,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,998.20 : 256,664.88 = 101,113.44 : x
  2. Step 2: Convert to fraction form
    185,998.20/256,664.88 = 101,113.44/x
  3. Step 3: Cross multiply
    185,998.20x = 256,664.88 × 101,113.44
  4. Step 4: Simplify right side
    185,998.20x = 25,952,268,943.99
  5. Step 5: Solve for x
    x = 25,952,268,943.99/185,998.20
  6. Step 6: Final answer
    x = 139,529.68

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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.