Home / 54,997.40-75,930.78-37,799.36

Finding the Fourth Proportional to 54,997.40, 75,930.78 and 37,799.36

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Solution

The fourth proportional to 54,997.40, 75,930.78 and 37,799.36 is: 52,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,997.40 : 75,930.78 = 37,799.36 : x
  2. Step 2: Convert to fraction form
    54,997.40/75,930.78 = 37,799.36/x
  3. Step 3: Cross multiply
    54,997.40x = 75,930.78 × 37,799.36
  4. Step 4: Simplify right side
    54,997.40x = 2,870,134,888.30
  5. Step 5: Solve for x
    x = 2,870,134,888.30/54,997.40
  6. Step 6: Final answer
    x = 52,186.74

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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.