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Finding the Fourth Proportional to 168,505.44, 232,525.80 and 93,048

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Solution

The fourth proportional to 168,505.44, 232,525.80 and 93,048 is: 128,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,505.44 : 232,525.80 = 93,048 : x
  2. Step 2: Convert to fraction form
    168,505.44/232,525.80 = 93,048/x
  3. Step 3: Cross multiply
    168,505.44x = 232,525.80 × 93,048
  4. Step 4: Simplify right side
    168,505.44x = 21,636,060,638.40
  5. Step 5: Solve for x
    x = 21,636,060,638.40/168,505.44
  6. Step 6: Final answer
    x = 128,399.78

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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.