Home / 55,684.48-83,473.44-20,614.72

Finding the Fourth Proportional to 55,684.48, 83,473.44 and 20,614.72

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Solution

The fourth proportional to 55,684.48, 83,473.44 and 20,614.72 is: 30,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,684.48 : 83,473.44 = 20,614.72 : x
  2. Step 2: Convert to fraction form
    55,684.48/83,473.44 = 20,614.72/x
  3. Step 3: Cross multiply
    55,684.48x = 83,473.44 × 20,614.72
  4. Step 4: Simplify right side
    55,684.48x = 1,720,781,593.04
  5. Step 5: Solve for x
    x = 1,720,781,593.04/55,684.48
  6. Step 6: Final answer
    x = 30,902.36

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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.