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Finding the Fourth Proportional to 177,182.99, 244,571.78 and 105,585.47

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Solution

The fourth proportional to 177,182.99, 244,571.78 and 105,585.47 is: 145,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,182.99 : 244,571.78 = 105,585.47 : x
  2. Step 2: Convert to fraction form
    177,182.99/244,571.78 = 105,585.47/x
  3. Step 3: Cross multiply
    177,182.99x = 244,571.78 × 105,585.47
  4. Step 4: Simplify right side
    177,182.99x = 25,823,225,812.11
  5. Step 5: Solve for x
    x = 25,823,225,812.11/177,182.99
  6. Step 6: Final answer
    x = 145,743.26

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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.