Home / 39,400.75-54,373.04-25,253.60

Finding the Fourth Proportional to 39,400.75, 54,373.04 and 25,253.60

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Solution

The fourth proportional to 39,400.75, 54,373.04 and 25,253.60 is: 34,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,400.75 : 54,373.04 = 25,253.60 : x
  2. Step 2: Convert to fraction form
    39,400.75/54,373.04 = 25,253.60/x
  3. Step 3: Cross multiply
    39,400.75x = 54,373.04 × 25,253.60
  4. Step 4: Simplify right side
    39,400.75x = 1,373,115,002.94
  5. Step 5: Solve for x
    x = 1,373,115,002.94/39,400.75
  6. Step 6: Final answer
    x = 34,849.97

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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.