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Finding the Fourth Proportional to 118,924.66, 178,364.28 and 59,743.90

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Solution

The fourth proportional to 118,924.66, 178,364.28 and 59,743.90 is: 89,604.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,924.66 : 178,364.28 = 59,743.90 : x
  2. Step 2: Convert to fraction form
    118,924.66/178,364.28 = 59,743.90/x
  3. Step 3: Cross multiply
    118,924.66x = 178,364.28 × 59,743.90
  4. Step 4: Simplify right side
    118,924.66x = 10,656,177,707.89
  5. Step 5: Solve for x
    x = 10,656,177,707.89/118,924.66
  6. Step 6: Final answer
    x = 89,604.44

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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.