Home / 100,689.66-151,102.35-41,524.02

Finding the Fourth Proportional to 100,689.66, 151,102.35 and 41,524.02

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Solution

The fourth proportional to 100,689.66, 151,102.35 and 41,524.02 is: 62,314.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,689.66 : 151,102.35 = 41,524.02 : x
  2. Step 2: Convert to fraction form
    100,689.66/151,102.35 = 41,524.02/x
  3. Step 3: Cross multiply
    100,689.66x = 151,102.35 × 41,524.02
  4. Step 4: Simplify right side
    100,689.66x = 6,274,377,003.45
  5. Step 5: Solve for x
    x = 6,274,377,003.45/100,689.66
  6. Step 6: Final answer
    x = 62,314.02

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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.