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Finding the Fourth Proportional to 236,744.01, 355,123.58 and 92,644.12

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Solution

The fourth proportional to 236,744.01, 355,123.58 and 92,644.12 is: 138,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,744.01 : 355,123.58 = 92,644.12 : x
  2. Step 2: Convert to fraction form
    236,744.01/355,123.58 = 92,644.12/x
  3. Step 3: Cross multiply
    236,744.01x = 355,123.58 × 92,644.12
  4. Step 4: Simplify right side
    236,744.01x = 32,900,109,321.51
  5. Step 5: Solve for x
    x = 32,900,109,321.51/236,744.01
  6. Step 6: Final answer
    x = 138,969.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.