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Finding the Fourth Proportional to 176,493.33, 243,623.30 and 104,872.93

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Solution

The fourth proportional to 176,493.33, 243,623.30 and 104,872.93 is: 144,761.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,493.33 : 243,623.30 = 104,872.93 : x
  2. Step 2: Convert to fraction form
    176,493.33/243,623.30 = 104,872.93/x
  3. Step 3: Cross multiply
    176,493.33x = 243,623.30 × 104,872.93
  4. Step 4: Simplify right side
    176,493.33x = 25,549,488,153.85
  5. Step 5: Solve for x
    x = 25,549,488,153.85/176,493.33
  6. Step 6: Final answer
    x = 144,761.78

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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.