Home / 107,942.90-161,837.55-41,357.30

Finding the Fourth Proportional to 107,942.90, 161,837.55 and 41,357.30

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Solution

The fourth proportional to 107,942.90, 161,837.55 and 41,357.30 is: 62,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,942.90 : 161,837.55 = 41,357.30 : x
  2. Step 2: Convert to fraction form
    107,942.90/161,837.55 = 41,357.30/x
  3. Step 3: Cross multiply
    107,942.90x = 161,837.55 × 41,357.30
  4. Step 4: Simplify right side
    107,942.90x = 6,693,164,106.62
  5. Step 5: Solve for x
    x = 6,693,164,106.62/107,942.90
  6. Step 6: Final answer
    x = 62,006.52

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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.