Home / 156,090.90-233,445.15-131,207.70

Finding the Fourth Proportional to 156,090.90, 233,445.15 and 131,207.70

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Solution

The fourth proportional to 156,090.90, 233,445.15 and 131,207.70 is: 196,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,090.90 : 233,445.15 = 131,207.70 : x
  2. Step 2: Convert to fraction form
    156,090.90/233,445.15 = 131,207.70/x
  3. Step 3: Cross multiply
    156,090.90x = 233,445.15 × 131,207.70
  4. Step 4: Simplify right side
    156,090.90x = 30,629,801,207.66
  5. Step 5: Solve for x
    x = 30,629,801,207.66/156,090.90
  6. Step 6: Final answer
    x = 196,230.54

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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.