Home / 95,705.09-143,527.01-31,651.33

Finding the Fourth Proportional to 95,705.09, 143,527.01 and 31,651.33

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Solution

The fourth proportional to 95,705.09, 143,527.01 and 31,651.33 is: 47,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,705.09 : 143,527.01 = 31,651.33 : x
  2. Step 2: Convert to fraction form
    95,705.09/143,527.01 = 31,651.33/x
  3. Step 3: Cross multiply
    95,705.09x = 143,527.01 × 31,651.33
  4. Step 4: Simplify right side
    95,705.09x = 4,542,820,477.73
  5. Step 5: Solve for x
    x = 4,542,820,477.73/95,705.09
  6. Step 6: Final answer
    x = 47,466.87

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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.