Home / 38,975.71-53,750.60-25,542.09

Finding the Fourth Proportional to 38,975.71, 53,750.60 and 25,542.09

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Solution

The fourth proportional to 38,975.71, 53,750.60 and 25,542.09 is: 35,224.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975.71 : 53,750.60 = 25,542.09 : x
  2. Step 2: Convert to fraction form
    38,975.71/53,750.60 = 25,542.09/x
  3. Step 3: Cross multiply
    38,975.71x = 53,750.60 × 25,542.09
  4. Step 4: Simplify right side
    38,975.71x = 1,372,902,394.00
  5. Step 5: Solve for x
    x = 1,372,902,394.00/38,975.71
  6. Step 6: Final answer
    x = 35,224.56

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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.