Home / 137,936.95-206,901.32-38,103.13

Finding the Fourth Proportional to 137,936.95, 206,901.32 and 38,103.13

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Solution

The fourth proportional to 137,936.95, 206,901.32 and 38,103.13 is: 57,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,936.95 : 206,901.32 = 38,103.13 : x
  2. Step 2: Convert to fraction form
    137,936.95/206,901.32 = 38,103.13/x
  3. Step 3: Cross multiply
    137,936.95x = 206,901.32 × 38,103.13
  4. Step 4: Simplify right side
    137,936.95x = 7,883,587,893.13
  5. Step 5: Solve for x
    x = 7,883,587,893.13/137,936.95
  6. Step 6: Final answer
    x = 57,153.56

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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.