Home / 53,856.14-80,784.24-25,769.60

Finding the Fourth Proportional to 53,856.14, 80,784.24 and 25,769.60

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Solution

The fourth proportional to 53,856.14, 80,784.24 and 25,769.60 is: 38,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,856.14 : 80,784.24 = 25,769.60 : x
  2. Step 2: Convert to fraction form
    53,856.14/80,784.24 = 25,769.60/x
  3. Step 3: Cross multiply
    53,856.14x = 80,784.24 × 25,769.60
  4. Step 4: Simplify right side
    53,856.14x = 2,081,777,551.10
  5. Step 5: Solve for x
    x = 2,081,777,551.10/53,856.14
  6. Step 6: Final answer
    x = 38,654.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.