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Finding the Fourth Proportional to 185,878.44, 256,492.97 and 109,392.96

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Solution

The fourth proportional to 185,878.44, 256,492.97 and 109,392.96 is: 150,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,878.44 : 256,492.97 = 109,392.96 : x
  2. Step 2: Convert to fraction form
    185,878.44/256,492.97 = 109,392.96/x
  3. Step 3: Cross multiply
    185,878.44x = 256,492.97 × 109,392.96
  4. Step 4: Simplify right side
    185,878.44x = 28,058,524,660.53
  5. Step 5: Solve for x
    x = 28,058,524,660.53/185,878.44
  6. Step 6: Final answer
    x = 150,950.94

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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.