Home / 54,637.16-81,856.38-37,961.96

Finding the Fourth Proportional to 54,637.16, 81,856.38 and 37,961.96

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Solution

The fourth proportional to 54,637.16, 81,856.38 and 37,961.96 is: 56,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,637.16 : 81,856.38 = 37,961.96 : x
  2. Step 2: Convert to fraction form
    54,637.16/81,856.38 = 37,961.96/x
  3. Step 3: Cross multiply
    54,637.16x = 81,856.38 × 37,961.96
  4. Step 4: Simplify right side
    54,637.16x = 3,107,428,623.30
  5. Step 5: Solve for x
    x = 3,107,428,623.30/54,637.16
  6. Step 6: Final answer
    x = 56,873.90

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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.