Home / 40,778.77-61,122.05-22,017.01

Finding the Fourth Proportional to 40,778.77, 61,122.05 and 22,017.01

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Solution

The fourth proportional to 40,778.77, 61,122.05 and 22,017.01 is: 33,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,778.77 : 61,122.05 = 22,017.01 : x
  2. Step 2: Convert to fraction form
    40,778.77/61,122.05 = 22,017.01/x
  3. Step 3: Cross multiply
    40,778.77x = 61,122.05 × 22,017.01
  4. Step 4: Simplify right side
    40,778.77x = 1,345,724,786.07
  5. Step 5: Solve for x
    x = 1,345,724,786.07/40,778.77
  6. Step 6: Final answer
    x = 33,000.62

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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.