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Finding the Fourth Proportional to 176,969.26, 244,217.91 and 105,351.76

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Solution

The fourth proportional to 176,969.26, 244,217.91 and 105,351.76 is: 145,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,969.26 : 244,217.91 = 105,351.76 : x
  2. Step 2: Convert to fraction form
    176,969.26/244,217.91 = 105,351.76/x
  3. Step 3: Cross multiply
    176,969.26x = 244,217.91 × 105,351.76
  4. Step 4: Simplify right side
    176,969.26x = 25,728,786,642.02
  5. Step 5: Solve for x
    x = 25,728,786,642.02/176,969.26
  6. Step 6: Final answer
    x = 145,385.63

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1.5x scale

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.