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Finding the Fourth Proportional to 177,191.69, 265,486.82 and 106,923.38

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Solution

The fourth proportional to 177,191.69, 265,486.82 and 106,923.38 is: 160,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,191.69 : 265,486.82 = 106,923.38 : x
  2. Step 2: Convert to fraction form
    177,191.69/265,486.82 = 106,923.38/x
  3. Step 3: Cross multiply
    177,191.69x = 265,486.82 × 106,923.38
  4. Step 4: Simplify right side
    177,191.69x = 28,386,746,277.80
  5. Step 5: Solve for x
    x = 28,386,746,277.80/177,191.69
  6. Step 6: Final answer
    x = 160,203.60

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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.