Home / 237,172.12-327,305.32-135,195.76

Finding the Fourth Proportional to 237,172.12, 327,305.32 and 135,195.76

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Solution

The fourth proportional to 237,172.12, 327,305.32 and 135,195.76 is: 186,574.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,172.12 : 327,305.32 = 135,195.76 : x
  2. Step 2: Convert to fraction form
    237,172.12/327,305.32 = 135,195.76/x
  3. Step 3: Cross multiply
    237,172.12x = 327,305.32 × 135,195.76
  4. Step 4: Simplify right side
    237,172.12x = 44,250,291,489.44
  5. Step 5: Solve for x
    x = 44,250,291,489.44/237,172.12
  6. Step 6: Final answer
    x = 186,574.59

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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.