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Finding the Fourth Proportional to 236,757.56, 326,735.04 and 136,155.56

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Solution

The fourth proportional to 236,757.56, 326,735.04 and 136,155.56 is: 187,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,757.56 : 326,735.04 = 136,155.56 : x
  2. Step 2: Convert to fraction form
    236,757.56/326,735.04 = 136,155.56/x
  3. Step 3: Cross multiply
    236,757.56x = 326,735.04 × 136,155.56
  4. Step 4: Simplify right side
    236,757.56x = 44,486,792,342.82
  5. Step 5: Solve for x
    x = 44,486,792,342.82/236,757.56
  6. Step 6: Final answer
    x = 187,900.20

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1.5x scale

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.