Home / 118,933.92-164,332.80-114,676.56

Finding the Fourth Proportional to 118,933.92, 164,332.80 and 114,676.56

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Solution

The fourth proportional to 118,933.92, 164,332.80 and 114,676.56 is: 158,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,933.92 : 164,332.80 = 114,676.56 : x
  2. Step 2: Convert to fraction form
    118,933.92/164,332.80 = 114,676.56/x
  3. Step 3: Cross multiply
    118,933.92x = 164,332.80 × 114,676.56
  4. Step 4: Simplify right side
    118,933.92x = 18,845,120,199.17
  5. Step 5: Solve for x
    x = 18,845,120,199.17/118,933.92
  6. Step 6: Final answer
    x = 158,450.34

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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.