Home / 137,584.07-206,353.98-37,721.09

Finding the Fourth Proportional to 137,584.07, 206,353.98 and 37,721.09

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Solution

The fourth proportional to 137,584.07, 206,353.98 and 37,721.09 is: 56,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,584.07 : 206,353.98 = 37,721.09 : x
  2. Step 2: Convert to fraction form
    137,584.07/206,353.98 = 37,721.09/x
  3. Step 3: Cross multiply
    137,584.07x = 206,353.98 × 37,721.09
  4. Step 4: Simplify right side
    137,584.07x = 7,783,897,567.32
  5. Step 5: Solve for x
    x = 7,783,897,567.32/137,584.07
  6. Step 6: Final answer
    x = 56,575.57

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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.