Home / 151,941.10-227,911.65-52,087.90

Finding the Fourth Proportional to 151,941.10, 227,911.65 and 52,087.90

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Solution

The fourth proportional to 151,941.10, 227,911.65 and 52,087.90 is: 78,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,941.10 : 227,911.65 = 52,087.90 : x
  2. Step 2: Convert to fraction form
    151,941.10/227,911.65 = 52,087.90/x
  3. Step 3: Cross multiply
    151,941.10x = 227,911.65 × 52,087.90
  4. Step 4: Simplify right side
    151,941.10x = 11,871,439,234.04
  5. Step 5: Solve for x
    x = 11,871,439,234.04/151,941.10
  6. Step 6: Final answer
    x = 78,131.85

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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.