Home / 156,090.40-233,444.40-131,207.20

Finding the Fourth Proportional to 156,090.40, 233,444.40 and 131,207.20

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Solution

The fourth proportional to 156,090.40, 233,444.40 and 131,207.20 is: 196,229.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,090.40 : 233,444.40 = 131,207.20 : x
  2. Step 2: Convert to fraction form
    156,090.40/233,444.40 = 131,207.20/x
  3. Step 3: Cross multiply
    156,090.40x = 233,444.40 × 131,207.20
  4. Step 4: Simplify right side
    156,090.40x = 30,629,586,079.68
  5. Step 5: Solve for x
    x = 30,629,586,079.68/156,090.40
  6. Step 6: Final answer
    x = 196,229.79

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1.5x scale

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.