Home / 131,573.08-197,361.42-42,827.02

Finding the Fourth Proportional to 131,573.08, 197,361.42 and 42,827.02

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Solution

The fourth proportional to 131,573.08, 197,361.42 and 42,827.02 is: 64,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,573.08 : 197,361.42 = 42,827.02 : x
  2. Step 2: Convert to fraction form
    131,573.08/197,361.42 = 42,827.02/x
  3. Step 3: Cross multiply
    131,573.08x = 197,361.42 × 42,827.02
  4. Step 4: Simplify right side
    131,573.08x = 8,452,401,481.57
  5. Step 5: Solve for x
    x = 8,452,401,481.57/131,573.08
  6. Step 6: Final answer
    x = 64,241.12

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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.