Home / 62,290.98-93,451.34-20,171.10

Finding the Fourth Proportional to 62,290.98, 93,451.34 and 20,171.10

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Solution

The fourth proportional to 62,290.98, 93,451.34 and 20,171.10 is: 30,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,290.98 : 93,451.34 = 20,171.10 : x
  2. Step 2: Convert to fraction form
    62,290.98/93,451.34 = 20,171.10/x
  3. Step 3: Cross multiply
    62,290.98x = 93,451.34 × 20,171.10
  4. Step 4: Simplify right side
    62,290.98x = 1,885,016,324.27
  5. Step 5: Solve for x
    x = 1,885,016,324.27/62,290.98
  6. Step 6: Final answer
    x = 30,261.47

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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.