Home / 115,701.30-173,544.66-36,872.10

Finding the Fourth Proportional to 115,701.30, 173,544.66 and 36,872.10

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Solution

The fourth proportional to 115,701.30, 173,544.66 and 36,872.10 is: 55,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,701.30 : 173,544.66 = 36,872.10 : x
  2. Step 2: Convert to fraction form
    115,701.30/173,544.66 = 36,872.10/x
  3. Step 3: Cross multiply
    115,701.30x = 173,544.66 × 36,872.10
  4. Step 4: Simplify right side
    115,701.30x = 6,398,956,057.99
  5. Step 5: Solve for x
    x = 6,398,956,057.99/115,701.30
  6. Step 6: Final answer
    x = 55,305.83

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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.