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Finding the Fourth Proportional to 168,505.62, 232,537.59 and 93,053.94

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Solution

The fourth proportional to 168,505.62, 232,537.59 and 93,053.94 is: 128,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,505.62 : 232,537.59 = 93,053.94 : x
  2. Step 2: Convert to fraction form
    168,505.62/232,537.59 = 93,053.94/x
  3. Step 3: Cross multiply
    168,505.62x = 232,537.59 × 93,053.94
  4. Step 4: Simplify right side
    168,505.62x = 21,638,538,947.60
  5. Step 5: Solve for x
    x = 21,638,538,947.60/168,505.62
  6. Step 6: Final answer
    x = 128,414.35

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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.