Home / 118,923.39-164,166.60-83,253.42

Finding the Fourth Proportional to 118,923.39, 164,166.60 and 83,253.42

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Solution

The fourth proportional to 118,923.39, 164,166.60 and 83,253.42 is: 114,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,923.39 : 164,166.60 = 83,253.42 : x
  2. Step 2: Convert to fraction form
    118,923.39/164,166.60 = 83,253.42/x
  3. Step 3: Cross multiply
    118,923.39x = 164,166.60 × 83,253.42
  4. Step 4: Simplify right side
    118,923.39x = 13,667,430,078.94
  5. Step 5: Solve for x
    x = 13,667,430,078.94/118,923.39
  6. Step 6: Final answer
    x = 114,926.35

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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.