Home / 114,147.22-157,586.50-68,836.68

Finding the Fourth Proportional to 114,147.22, 157,586.50 and 68,836.68

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Solution

The fourth proportional to 114,147.22, 157,586.50 and 68,836.68 is: 95,032.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,147.22 : 157,586.50 = 68,836.68 : x
  2. Step 2: Convert to fraction form
    114,147.22/157,586.50 = 68,836.68/x
  3. Step 3: Cross multiply
    114,147.22x = 157,586.50 × 68,836.68
  4. Step 4: Simplify right side
    114,147.22x = 10,847,731,472.82
  5. Step 5: Solve for x
    x = 10,847,731,472.82/114,147.22
  6. Step 6: Final answer
    x = 95,032.81

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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.