Home / 39,380.04-54,313.74-25,234.20

Finding the Fourth Proportional to 39,380.04, 54,313.74 and 25,234.20

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Solution

The fourth proportional to 39,380.04, 54,313.74 and 25,234.20 is: 34,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.04 : 54,313.74 = 25,234.20 : x
  2. Step 2: Convert to fraction form
    39,380.04/54,313.74 = 25,234.20/x
  3. Step 3: Cross multiply
    39,380.04x = 54,313.74 × 25,234.20
  4. Step 4: Simplify right side
    39,380.04x = 1,370,563,777.91
  5. Step 5: Solve for x
    x = 1,370,563,777.91/39,380.04
  6. Step 6: Final answer
    x = 34,803.51

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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.