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Finding the Fourth Proportional to 118,028.25, 176,913.57 and 58,097.97

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Solution

The fourth proportional to 118,028.25, 176,913.57 and 58,097.97 is: 87,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,028.25 : 176,913.57 = 58,097.97 : x
  2. Step 2: Convert to fraction form
    118,028.25/176,913.57 = 58,097.97/x
  3. Step 3: Cross multiply
    118,028.25x = 176,913.57 × 58,097.97
  4. Step 4: Simplify right side
    118,028.25x = 10,278,319,282.45
  5. Step 5: Solve for x
    x = 10,278,319,282.45/118,028.25
  6. Step 6: Final answer
    x = 87,083.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.