Home / 115,318.98-173,001.81-48,759.00

Finding the Fourth Proportional to 115,318.98, 173,001.81 and 48,759.00

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Solution

The fourth proportional to 115,318.98, 173,001.81 and 48,759.00 is: 73,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,318.98 : 173,001.81 = 48,759.00 : x
  2. Step 2: Convert to fraction form
    115,318.98/173,001.81 = 48,759.00/x
  3. Step 3: Cross multiply
    115,318.98x = 173,001.81 × 48,759.00
  4. Step 4: Simplify right side
    115,318.98x = 8,435,394,787.88
  5. Step 5: Solve for x
    x = 8,435,394,787.88/115,318.98
  6. Step 6: Final answer
    x = 73,148.36

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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.