Home / 39,174.93-54,105.91-26,406.09

Finding the Fourth Proportional to 39,174.93, 54,105.91 and 26,406.09

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Solution

The fourth proportional to 39,174.93, 54,105.91 and 26,406.09 is: 36,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,174.93 : 54,105.91 = 26,406.09 : x
  2. Step 2: Convert to fraction form
    39,174.93/54,105.91 = 26,406.09/x
  3. Step 3: Cross multiply
    39,174.93x = 54,105.91 × 26,406.09
  4. Step 4: Simplify right side
    39,174.93x = 1,428,725,426.73
  5. Step 5: Solve for x
    x = 1,428,725,426.73/39,174.93
  6. Step 6: Final answer
    x = 36,470.40

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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.