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Finding the Fourth Proportional to 114,753.82, 158,357.10 and 63,765.23

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Solution

The fourth proportional to 114,753.82, 158,357.10 and 63,765.23 is: 87,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,753.82 : 158,357.10 = 63,765.23 : x
  2. Step 2: Convert to fraction form
    114,753.82/158,357.10 = 63,765.23/x
  3. Step 3: Cross multiply
    114,753.82x = 158,357.10 × 63,765.23
  4. Step 4: Simplify right side
    114,753.82x = 10,097,677,538.65
  5. Step 5: Solve for x
    x = 10,097,677,538.65/114,753.82
  6. Step 6: Final answer
    x = 87,994.26

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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.