Home / 39,809.86-59,665.56-20,094.04

Finding the Fourth Proportional to 39,809.86, 59,665.56 and 20,094.04

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Solution

The fourth proportional to 39,809.86, 59,665.56 and 20,094.04 is: 30,116.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,809.86 : 59,665.56 = 20,094.04 : x
  2. Step 2: Convert to fraction form
    39,809.86/59,665.56 = 20,094.04/x
  3. Step 3: Cross multiply
    39,809.86x = 59,665.56 × 20,094.04
  4. Step 4: Simplify right side
    39,809.86x = 1,198,922,149.26
  5. Step 5: Solve for x
    x = 1,198,922,149.26/39,809.86
  6. Step 6: Final answer
    x = 30,116.21

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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.