Home / 185,727.94-256,297.36-100,843.06

Finding the Fourth Proportional to 185,727.94, 256,297.36 and 100,843.06

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Solution

The fourth proportional to 185,727.94, 256,297.36 and 100,843.06 is: 139,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,727.94 : 256,297.36 = 100,843.06 : x
  2. Step 2: Convert to fraction form
    185,727.94/256,297.36 = 100,843.06/x
  3. Step 3: Cross multiply
    185,727.94x = 256,297.36 × 100,843.06
  4. Step 4: Simplify right side
    185,727.94x = 25,845,808,770.83
  5. Step 5: Solve for x
    x = 25,845,808,770.83/185,727.94
  6. Step 6: Final answer
    x = 139,159.51

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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.