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Finding the Fourth Proportional to 162,361.10, 223,913.10 and 101,937.32

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Solution

The fourth proportional to 162,361.10, 223,913.10 and 101,937.32 is: 140,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,361.10 : 223,913.10 = 101,937.32 : x
  2. Step 2: Convert to fraction form
    162,361.10/223,913.10 = 101,937.32/x
  3. Step 3: Cross multiply
    162,361.10x = 223,913.10 × 101,937.32
  4. Step 4: Simplify right side
    162,361.10x = 22,825,101,326.89
  5. Step 5: Solve for x
    x = 22,825,101,326.89/162,361.10
  6. Step 6: Final answer
    x = 140,582.33

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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.