Home / 57,127.86-78,793.97-36,969.19

Finding the Fourth Proportional to 57,127.86, 78,793.97 and 36,969.19

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Solution

The fourth proportional to 57,127.86, 78,793.97 and 36,969.19 is: 50,989.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,127.86 : 78,793.97 = 36,969.19 : x
  2. Step 2: Convert to fraction form
    57,127.86/78,793.97 = 36,969.19/x
  3. Step 3: Cross multiply
    57,127.86x = 78,793.97 × 36,969.19
  4. Step 4: Simplify right side
    57,127.86x = 2,912,949,247.78
  5. Step 5: Solve for x
    x = 2,912,949,247.78/57,127.86
  6. Step 6: Final answer
    x = 50,989.99

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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.