Home / 124,997.40-187,497.32-31,503.15

Finding the Fourth Proportional to 124,997.40, 187,497.32 and 31,503.15

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Solution

The fourth proportional to 124,997.40, 187,497.32 and 31,503.15 is: 47,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,997.40 : 187,497.32 = 31,503.15 : x
  2. Step 2: Convert to fraction form
    124,997.40/187,497.32 = 31,503.15/x
  3. Step 3: Cross multiply
    124,997.40x = 187,497.32 × 31,503.15
  4. Step 4: Simplify right side
    124,997.40x = 5,906,756,196.56
  5. Step 5: Solve for x
    x = 5,906,756,196.56/124,997.40
  6. Step 6: Final answer
    x = 47,255.03

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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.