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Finding the Fourth Proportional to 223,645.01, 335,223.50 and 109,871.12

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Solution

The fourth proportional to 223,645.01, 335,223.50 and 109,871.12 is: 164,686.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,645.01 : 335,223.50 = 109,871.12 : x
  2. Step 2: Convert to fraction form
    223,645.01/335,223.50 = 109,871.12/x
  3. Step 3: Cross multiply
    223,645.01x = 335,223.50 × 109,871.12
  4. Step 4: Simplify right side
    223,645.01x = 36,831,381,684.02
  5. Step 5: Solve for x
    x = 36,831,381,684.02/223,645.01
  6. Step 6: Final answer
    x = 164,686.81

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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.