Home / 20,055.50-30,083.15-5,062.64

Finding the Fourth Proportional to 20,055.50, 30,083.15 and 5,062.64

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Solution

The fourth proportional to 20,055.50, 30,083.15 and 5,062.64 is: 7,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,055.50 : 30,083.15 = 5,062.64 : x
  2. Step 2: Convert to fraction form
    20,055.50/30,083.15 = 5,062.64/x
  3. Step 3: Cross multiply
    20,055.50x = 30,083.15 × 5,062.64
  4. Step 4: Simplify right side
    20,055.50x = 152,299,982.79
  5. Step 5: Solve for x
    x = 152,299,982.79/20,055.50
  6. Step 6: Final answer
    x = 7,593.93

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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.