Home / 114,849.70-172,309.48-58,729.20

Finding the Fourth Proportional to 114,849.70, 172,309.48 and 58,729.20

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Solution

The fourth proportional to 114,849.70, 172,309.48 and 58,729.20 is: 88,111.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,849.70 : 172,309.48 = 58,729.20 : x
  2. Step 2: Convert to fraction form
    114,849.70/172,309.48 = 58,729.20/x
  3. Step 3: Cross multiply
    114,849.70x = 172,309.48 × 58,729.20
  4. Step 4: Simplify right side
    114,849.70x = 10,119,597,912.82
  5. Step 5: Solve for x
    x = 10,119,597,912.82/114,849.70
  6. Step 6: Final answer
    x = 88,111.66

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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.