Home / 53,683.02-80,401.90-25,622.78

Finding the Fourth Proportional to 53,683.02, 80,401.90 and 25,622.78

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Solution

The fourth proportional to 53,683.02, 80,401.90 and 25,622.78 is: 38,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.02 : 80,401.90 = 25,622.78 : x
  2. Step 2: Convert to fraction form
    53,683.02/80,401.90 = 25,622.78/x
  3. Step 3: Cross multiply
    53,683.02x = 80,401.90 × 25,622.78
  4. Step 4: Simplify right side
    53,683.02x = 2,060,120,195.28
  5. Step 5: Solve for x
    x = 2,060,120,195.28/53,683.02
  6. Step 6: Final answer
    x = 38,375.64

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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.