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Finding the Fourth Proportional to 177,913.62, 266,805.75 and 59,556.84

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Solution

The fourth proportional to 177,913.62, 266,805.75 and 59,556.84 is: 89,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,913.62 : 266,805.75 = 59,556.84 : x
  2. Step 2: Convert to fraction form
    177,913.62/266,805.75 = 59,556.84/x
  3. Step 3: Cross multiply
    177,913.62x = 266,805.75 × 59,556.84
  4. Step 4: Simplify right side
    177,913.62x = 15,890,107,363.83
  5. Step 5: Solve for x
    x = 15,890,107,363.83/177,913.62
  6. Step 6: Final answer
    x = 89,313.61

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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.