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Finding the Fourth Proportional to 168,806.72, 232,957.34 and 92,333.00

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Solution

The fourth proportional to 168,806.72, 232,957.34 and 92,333.00 is: 127,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,806.72 : 232,957.34 = 92,333.00 : x
  2. Step 2: Convert to fraction form
    168,806.72/232,957.34 = 92,333.00/x
  3. Step 3: Cross multiply
    168,806.72x = 232,957.34 × 92,333.00
  4. Step 4: Simplify right side
    168,806.72x = 21,509,648,447.77
  5. Step 5: Solve for x
    x = 21,509,648,447.77/168,806.72
  6. Step 6: Final answer
    x = 127,421.76

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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.