Home / 39,807.86-59,662.56-20,092.04

Finding the Fourth Proportional to 39,807.86, 59,662.56 and 20,092.04

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Solution

The fourth proportional to 39,807.86, 59,662.56 and 20,092.04 is: 30,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,807.86 : 59,662.56 = 20,092.04 : x
  2. Step 2: Convert to fraction form
    39,807.86/59,662.56 = 20,092.04/x
  3. Step 3: Cross multiply
    39,807.86x = 59,662.56 × 20,092.04
  4. Step 4: Simplify right side
    39,807.86x = 1,198,742,542.02
  5. Step 5: Solve for x
    x = 1,198,742,542.02/39,807.86
  6. Step 6: Final answer
    x = 30,113.21

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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.