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Finding the Fourth Proportional to 176,635.80, 243,785.82 and 104,050.44

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Solution

The fourth proportional to 176,635.80, 243,785.82 and 104,050.44 is: 143,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,635.80 : 243,785.82 = 104,050.44 : x
  2. Step 2: Convert to fraction form
    176,635.80/243,785.82 = 104,050.44/x
  3. Step 3: Cross multiply
    176,635.80x = 243,785.82 × 104,050.44
  4. Step 4: Simplify right side
    176,635.80x = 25,366,021,836.76
  5. Step 5: Solve for x
    x = 25,366,021,836.76/176,635.80
  6. Step 6: Final answer
    x = 143,606.35

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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.