Home / 110,147.24-165,294.68-70,732.04

Finding the Fourth Proportional to 110,147.24, 165,294.68 and 70,732.04

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Solution

The fourth proportional to 110,147.24, 165,294.68 and 70,732.04 is: 106,145.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,147.24 : 165,294.68 = 70,732.04 : x
  2. Step 2: Convert to fraction form
    110,147.24/165,294.68 = 70,732.04/x
  3. Step 3: Cross multiply
    110,147.24x = 165,294.68 × 70,732.04
  4. Step 4: Simplify right side
    110,147.24x = 11,691,628,737.41
  5. Step 5: Solve for x
    x = 11,691,628,737.41/110,147.24
  6. Step 6: Final answer
    x = 106,145.46

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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.