Home / 115,890.90-173,836.35-37,007.70

Finding the Fourth Proportional to 115,890.90, 173,836.35 and 37,007.70

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Solution

The fourth proportional to 115,890.90, 173,836.35 and 37,007.70 is: 55,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,890.90 : 173,836.35 = 37,007.70 : x
  2. Step 2: Convert to fraction form
    115,890.90/173,836.35 = 37,007.70/x
  3. Step 3: Cross multiply
    115,890.90x = 173,836.35 × 37,007.70
  4. Step 4: Simplify right side
    115,890.90x = 6,433,283,489.90
  5. Step 5: Solve for x
    x = 6,433,283,489.90/115,890.90
  6. Step 6: Final answer
    x = 55,511.55

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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.