Home / 118,872.20-164,060.45-73,564.77

Finding the Fourth Proportional to 118,872.20, 164,060.45 and 73,564.77

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Solution

The fourth proportional to 118,872.20, 164,060.45 and 73,564.77 is: 101,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,872.20 : 164,060.45 = 73,564.77 : x
  2. Step 2: Convert to fraction form
    118,872.20/164,060.45 = 73,564.77/x
  3. Step 3: Cross multiply
    118,872.20x = 164,060.45 × 73,564.77
  4. Step 4: Simplify right side
    118,872.20x = 12,069,069,270.35
  5. Step 5: Solve for x
    x = 12,069,069,270.35/118,872.20
  6. Step 6: Final answer
    x = 101,529.79

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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.