Home / 54,961.50-82,438.41-28,681.02

Finding the Fourth Proportional to 54,961.50, 82,438.41 and 28,681.02

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Solution

The fourth proportional to 54,961.50, 82,438.41 and 28,681.02 is: 43,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,961.50 : 82,438.41 = 28,681.02 : x
  2. Step 2: Convert to fraction form
    54,961.50/82,438.41 = 28,681.02/x
  3. Step 3: Cross multiply
    54,961.50x = 82,438.41 × 28,681.02
  4. Step 4: Simplify right side
    54,961.50x = 2,364,417,685.98
  5. Step 5: Solve for x
    x = 2,364,417,685.98/54,961.50
  6. Step 6: Final answer
    x = 43,019.53

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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.