Home / 118,877.20-164,067.35-73,569.77

Finding the Fourth Proportional to 118,877.20, 164,067.35 and 73,569.77

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Solution

The fourth proportional to 118,877.20, 164,067.35 and 73,569.77 is: 101,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,877.20 : 164,067.35 = 73,569.77 : x
  2. Step 2: Convert to fraction form
    118,877.20/164,067.35 = 73,569.77/x
  3. Step 3: Cross multiply
    118,877.20x = 164,067.35 × 73,569.77
  4. Step 4: Simplify right side
    118,877.20x = 12,070,397,204.01
  5. Step 5: Solve for x
    x = 12,070,397,204.01/118,877.20
  6. Step 6: Final answer
    x = 101,536.69

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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.