Home / 227,263.56-313,624.44-136,671.72

Finding the Fourth Proportional to 227,263.56, 313,624.44 and 136,671.72

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Solution

The fourth proportional to 227,263.56, 313,624.44 and 136,671.72 is: 188,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,263.56 : 313,624.44 = 136,671.72 : x
  2. Step 2: Convert to fraction form
    227,263.56/313,624.44 = 136,671.72/x
  3. Step 3: Cross multiply
    227,263.56x = 313,624.44 × 136,671.72
  4. Step 4: Simplify right side
    227,263.56x = 42,863,591,648.84
  5. Step 5: Solve for x
    x = 42,863,591,648.84/227,263.56
  6. Step 6: Final answer
    x = 188,607.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.