Home / 236,205.22-325,969.42-145,621.03

Finding the Fourth Proportional to 236,205.22, 325,969.42 and 145,621.03

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Solution

The fourth proportional to 236,205.22, 325,969.42 and 145,621.03 is: 200,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,205.22 : 325,969.42 = 145,621.03 : x
  2. Step 2: Convert to fraction form
    236,205.22/325,969.42 = 145,621.03/x
  3. Step 3: Cross multiply
    236,205.22x = 325,969.42 × 145,621.03
  4. Step 4: Simplify right side
    236,205.22x = 47,468,002,688.90
  5. Step 5: Solve for x
    x = 47,468,002,688.90/236,205.22
  6. Step 6: Final answer
    x = 200,960.85

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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.