Home / 54,169.86-81,187.14-37,396.28

Finding the Fourth Proportional to 54,169.86, 81,187.14 and 37,396.28

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Solution

The fourth proportional to 54,169.86, 81,187.14 and 37,396.28 is: 56,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,169.86 : 81,187.14 = 37,396.28 : x
  2. Step 2: Convert to fraction form
    54,169.86/81,187.14 = 37,396.28/x
  3. Step 3: Cross multiply
    54,169.86x = 81,187.14 × 37,396.28
  4. Step 4: Simplify right side
    54,169.86x = 3,036,097,019.84
  5. Step 5: Solve for x
    x = 3,036,097,019.84/54,169.86
  6. Step 6: Final answer
    x = 56,047.72

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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.