Home / 114,500.22-157,997.16-66,101.96

Finding the Fourth Proportional to 114,500.22, 157,997.16 and 66,101.96

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Solution

The fourth proportional to 114,500.22, 157,997.16 and 66,101.96 is: 91,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,500.22 : 157,997.16 = 66,101.96 : x
  2. Step 2: Convert to fraction form
    114,500.22/157,997.16 = 66,101.96/x
  3. Step 3: Cross multiply
    114,500.22x = 157,997.16 × 66,101.96
  4. Step 4: Simplify right side
    114,500.22x = 10,443,921,160.45
  5. Step 5: Solve for x
    x = 10,443,921,160.45/114,500.22
  6. Step 6: Final answer
    x = 91,213.11

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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.