Home / 146,788.14-202,568.67-79,720.14

Finding the Fourth Proportional to 146,788.14, 202,568.67 and 79,720.14

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Solution

The fourth proportional to 146,788.14, 202,568.67 and 79,720.14 is: 110,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,788.14 : 202,568.67 = 79,720.14 : x
  2. Step 2: Convert to fraction form
    146,788.14/202,568.67 = 79,720.14/x
  3. Step 3: Cross multiply
    146,788.14x = 202,568.67 × 79,720.14
  4. Step 4: Simplify right side
    146,788.14x = 16,148,802,732.01
  5. Step 5: Solve for x
    x = 16,148,802,732.01/146,788.14
  6. Step 6: Final answer
    x = 110,014.36

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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.