Home / 62,521.22-93,788.01-20,399.60

Finding the Fourth Proportional to 62,521.22, 93,788.01 and 20,399.60

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Solution

The fourth proportional to 62,521.22, 93,788.01 and 20,399.60 is: 30,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,521.22 : 93,788.01 = 20,399.60 : x
  2. Step 2: Convert to fraction form
    62,521.22/93,788.01 = 20,399.60/x
  3. Step 3: Cross multiply
    62,521.22x = 93,788.01 × 20,399.60
  4. Step 4: Simplify right side
    62,521.22x = 1,913,238,123.27
  5. Step 5: Solve for x
    x = 1,913,238,123.27/62,521.22
  6. Step 6: Final answer
    x = 30,601.42

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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.