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Finding the Fourth Proportional to 106,863.15, 160,311.13 and 36,726.06

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Solution

The fourth proportional to 106,863.15, 160,311.13 and 36,726.06 is: 55,094.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,863.15 : 160,311.13 = 36,726.06 : x
  2. Step 2: Convert to fraction form
    106,863.15/160,311.13 = 36,726.06/x
  3. Step 3: Cross multiply
    106,863.15x = 160,311.13 × 36,726.06
  4. Step 4: Simplify right side
    106,863.15x = 5,887,596,179.05
  5. Step 5: Solve for x
    x = 5,887,596,179.05/106,863.15
  6. Step 6: Final answer
    x = 55,094.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.