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Finding the Fourth Proportional to 168,681.89, 232,795.83 and 93,244.97

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Solution

The fourth proportional to 168,681.89, 232,795.83 and 93,244.97 is: 128,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,681.89 : 232,795.83 = 93,244.97 : x
  2. Step 2: Convert to fraction form
    168,681.89/232,795.83 = 93,244.97/x
  3. Step 3: Cross multiply
    168,681.89x = 232,795.83 × 93,244.97
  4. Step 4: Simplify right side
    168,681.89x = 21,707,040,184.48
  5. Step 5: Solve for x
    x = 21,707,040,184.48/168,681.89
  6. Step 6: Final answer
    x = 128,686.25

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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.