Home / 50,153.20-69,193.11-30,010.66

Finding the Fourth Proportional to 50,153.20, 69,193.11 and 30,010.66

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Solution

The fourth proportional to 50,153.20, 69,193.11 and 30,010.66 is: 41,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,153.20 : 69,193.11 = 30,010.66 : x
  2. Step 2: Convert to fraction form
    50,153.20/69,193.11 = 30,010.66/x
  3. Step 3: Cross multiply
    50,153.20x = 69,193.11 × 30,010.66
  4. Step 4: Simplify right side
    50,153.20x = 2,076,530,898.55
  5. Step 5: Solve for x
    x = 2,076,530,898.55/50,153.20
  6. Step 6: Final answer
    x = 41,403.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.