Home / 56,695.23-78,213.20-36,558.56

Finding the Fourth Proportional to 56,695.23, 78,213.20 and 36,558.56

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Solution

The fourth proportional to 56,695.23, 78,213.20 and 36,558.56 is: 50,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695.23 : 78,213.20 = 36,558.56 : x
  2. Step 2: Convert to fraction form
    56,695.23/78,213.20 = 36,558.56/x
  3. Step 3: Cross multiply
    56,695.23x = 78,213.20 × 36,558.56
  4. Step 4: Simplify right side
    56,695.23x = 2,859,361,391.13
  5. Step 5: Solve for x
    x = 2,859,361,391.13/56,695.23
  6. Step 6: Final answer
    x = 50,433.90

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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.