Home / 53,311.08-79,989.30-25,246.20

Finding the Fourth Proportional to 53,311.08, 79,989.30 and 25,246.20

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Solution

The fourth proportional to 53,311.08, 79,989.30 and 25,246.20 is: 37,880.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,311.08 : 79,989.30 = 25,246.20 : x
  2. Step 2: Convert to fraction form
    53,311.08/79,989.30 = 25,246.20/x
  3. Step 3: Cross multiply
    53,311.08x = 79,989.30 × 25,246.20
  4. Step 4: Simplify right side
    53,311.08x = 2,019,425,865.66
  5. Step 5: Solve for x
    x = 2,019,425,865.66/53,311.08
  6. Step 6: Final answer
    x = 37,880.04

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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.