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Finding the Fourth Proportional to 176,611.80, 243,728.89 and 96,044.03

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Solution

The fourth proportional to 176,611.80, 243,728.89 and 96,044.03 is: 132,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,611.80 : 243,728.89 = 96,044.03 : x
  2. Step 2: Convert to fraction form
    176,611.80/243,728.89 = 96,044.03/x
  3. Step 3: Cross multiply
    176,611.80x = 243,728.89 × 96,044.03
  4. Step 4: Simplify right side
    176,611.80x = 23,408,703,364.27
  5. Step 5: Solve for x
    x = 23,408,703,364.27/176,611.80
  6. Step 6: Final answer
    x = 132,543.26

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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.