Home / 106,578.18-159,833.96-35,484.21

Finding the Fourth Proportional to 106,578.18, 159,833.96 and 35,484.21

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Solution

The fourth proportional to 106,578.18, 159,833.96 and 35,484.21 is: 53,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,578.18 : 159,833.96 = 35,484.21 : x
  2. Step 2: Convert to fraction form
    106,578.18/159,833.96 = 35,484.21/x
  3. Step 3: Cross multiply
    106,578.18x = 159,833.96 × 35,484.21
  4. Step 4: Simplify right side
    106,578.18x = 5,671,581,757.42
  5. Step 5: Solve for x
    x = 5,671,581,757.42/106,578.18
  6. Step 6: Final answer
    x = 53,215.22

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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.