Home / 54,070.56-81,123.20-25,992.64

Finding the Fourth Proportional to 54,070.56, 81,123.20 and 25,992.64

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Solution

The fourth proportional to 54,070.56, 81,123.20 and 25,992.64 is: 38,997.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,070.56 : 81,123.20 = 25,992.64 : x
  2. Step 2: Convert to fraction form
    54,070.56/81,123.20 = 25,992.64/x
  3. Step 3: Cross multiply
    54,070.56x = 81,123.20 × 25,992.64
  4. Step 4: Simplify right side
    54,070.56x = 2,108,606,133.25
  5. Step 5: Solve for x
    x = 2,108,606,133.25/54,070.56
  6. Step 6: Final answer
    x = 38,997.31

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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.