Home / 54,924.96-82,330.86-21,631.53

Finding the Fourth Proportional to 54,924.96, 82,330.86 and 21,631.53

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Solution

The fourth proportional to 54,924.96, 82,330.86 and 21,631.53 is: 32,425.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924.96 : 82,330.86 = 21,631.53 : x
  2. Step 2: Convert to fraction form
    54,924.96/82,330.86 = 21,631.53/x
  3. Step 3: Cross multiply
    54,924.96x = 82,330.86 × 21,631.53
  4. Step 4: Simplify right side
    54,924.96x = 1,780,942,468.02
  5. Step 5: Solve for x
    x = 1,780,942,468.02/54,924.96
  6. Step 6: Final answer
    x = 32,425.01

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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.