Home / 54,713.72-75,632.48-48,803.96

Finding the Fourth Proportional to 54,713.72, 75,632.48 and 48,803.96

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Solution

The fourth proportional to 54,713.72, 75,632.48 and 48,803.96 is: 67,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,713.72 : 75,632.48 = 48,803.96 : x
  2. Step 2: Convert to fraction form
    54,713.72/75,632.48 = 48,803.96/x
  3. Step 3: Cross multiply
    54,713.72x = 75,632.48 × 48,803.96
  4. Step 4: Simplify right side
    54,713.72x = 3,691,164,528.62
  5. Step 5: Solve for x
    x = 3,691,164,528.62/54,713.72
  6. Step 6: Final answer
    x = 67,463.23

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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.