Home / 124,928.58-187,392.94-31,434.33

Finding the Fourth Proportional to 124,928.58, 187,392.94 and 31,434.33

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Solution

The fourth proportional to 124,928.58, 187,392.94 and 31,434.33 is: 47,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,928.58 : 187,392.94 = 31,434.33 : x
  2. Step 2: Convert to fraction form
    124,928.58/187,392.94 = 31,434.33/x
  3. Step 3: Cross multiply
    124,928.58x = 187,392.94 × 31,434.33
  4. Step 4: Simplify right side
    124,928.58x = 5,890,571,262.50
  5. Step 5: Solve for x
    x = 5,890,571,262.50/124,928.58
  6. Step 6: Final answer
    x = 47,151.51

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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.