Home / 124,942.91-187,414.22-40,702.94

Finding the Fourth Proportional to 124,942.91, 187,414.22 and 40,702.94

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Solution

The fourth proportional to 124,942.91, 187,414.22 and 40,702.94 is: 61,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,942.91 : 187,414.22 = 40,702.94 : x
  2. Step 2: Convert to fraction form
    124,942.91/187,414.22 = 40,702.94/x
  3. Step 3: Cross multiply
    124,942.91x = 187,414.22 × 40,702.94
  4. Step 4: Simplify right side
    124,942.91x = 7,628,310,322.10
  5. Step 5: Solve for x
    x = 7,628,310,322.10/124,942.91
  6. Step 6: Final answer
    x = 61,054.37

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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.