Home / 118,176.28-163,083.76-64,462.44

Finding the Fourth Proportional to 118,176.28, 163,083.76 and 64,462.44

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Solution

The fourth proportional to 118,176.28, 163,083.76 and 64,462.44 is: 88,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,176.28 : 163,083.76 = 64,462.44 : x
  2. Step 2: Convert to fraction form
    118,176.28/163,083.76 = 64,462.44/x
  3. Step 3: Cross multiply
    118,176.28x = 163,083.76 × 64,462.44
  4. Step 4: Simplify right side
    118,176.28x = 10,512,777,093.97
  5. Step 5: Solve for x
    x = 10,512,777,093.97/118,176.28
  6. Step 6: Final answer
    x = 88,958.44

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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.