Home / 107,902.20-161,804.70-41,320.20

Finding the Fourth Proportional to 107,902.20, 161,804.70 and 41,320.20

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Solution

The fourth proportional to 107,902.20, 161,804.70 and 41,320.20 is: 61,961.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,902.20 : 161,804.70 = 41,320.20 : x
  2. Step 2: Convert to fraction form
    107,902.20/161,804.70 = 41,320.20/x
  3. Step 3: Cross multiply
    107,902.20x = 161,804.70 × 41,320.20
  4. Step 4: Simplify right side
    107,902.20x = 6,685,802,564.94
  5. Step 5: Solve for x
    x = 6,685,802,564.94/107,902.20
  6. Step 6: Final answer
    x = 61,961.69

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1.5x scale

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.