Home / 124,999.19-187,498.88-31,504.94

Finding the Fourth Proportional to 124,999.19, 187,498.88 and 31,504.94

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Solution

The fourth proportional to 124,999.19, 187,498.88 and 31,504.94 is: 47,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,999.19 : 187,498.88 = 31,504.94 : x
  2. Step 2: Convert to fraction form
    124,999.19/187,498.88 = 31,504.94/x
  3. Step 3: Cross multiply
    124,999.19x = 187,498.88 × 31,504.94
  4. Step 4: Simplify right side
    124,999.19x = 5,907,140,964.47
  5. Step 5: Solve for x
    x = 5,907,140,964.47/124,999.19
  6. Step 6: Final answer
    x = 47,257.43

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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.