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Finding the Fourth Proportional to 236,195.52, 354,232.80 and 69,944.64

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Solution

The fourth proportional to 236,195.52, 354,232.80 and 69,944.64 is: 104,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,195.52 : 354,232.80 = 69,944.64 : x
  2. Step 2: Convert to fraction form
    236,195.52/354,232.80 = 69,944.64/x
  3. Step 3: Cross multiply
    236,195.52x = 354,232.80 × 69,944.64
  4. Step 4: Simplify right side
    236,195.52x = 24,776,685,672.19
  5. Step 5: Solve for x
    x = 24,776,685,672.19/236,195.52
  6. Step 6: Final answer
    x = 104,899.05

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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.