Home / 53,937.09-80,921.43-27,660.15

Finding the Fourth Proportional to 53,937.09, 80,921.43 and 27,660.15

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Solution

The fourth proportional to 53,937.09, 80,921.43 and 27,660.15 is: 41,498.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,937.09 : 80,921.43 = 27,660.15 : x
  2. Step 2: Convert to fraction form
    53,937.09/80,921.43 = 27,660.15/x
  3. Step 3: Cross multiply
    53,937.09x = 80,921.43 × 27,660.15
  4. Step 4: Simplify right side
    53,937.09x = 2,238,298,892.01
  5. Step 5: Solve for x
    x = 2,238,298,892.01/53,937.09
  6. Step 6: Final answer
    x = 41,498.33

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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.