Home / 62,508.18-93,763.23-20,388.08

Finding the Fourth Proportional to 62,508.18, 93,763.23 and 20,388.08

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Solution

The fourth proportional to 62,508.18, 93,763.23 and 20,388.08 is: 30,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508.18 : 93,763.23 = 20,388.08 : x
  2. Step 2: Convert to fraction form
    62,508.18/93,763.23 = 20,388.08/x
  3. Step 3: Cross multiply
    62,508.18x = 93,763.23 × 20,388.08
  4. Step 4: Simplify right side
    62,508.18x = 1,911,652,234.30
  5. Step 5: Solve for x
    x = 1,911,652,234.30/62,508.18
  6. Step 6: Final answer
    x = 30,582.43

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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.