Home / 114,872.76-172,317.31-30,632.46

Finding the Fourth Proportional to 114,872.76, 172,317.31 and 30,632.46

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Solution

The fourth proportional to 114,872.76, 172,317.31 and 30,632.46 is: 45,950.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,872.76 : 172,317.31 = 30,632.46 : x
  2. Step 2: Convert to fraction form
    114,872.76/172,317.31 = 30,632.46/x
  3. Step 3: Cross multiply
    114,872.76x = 172,317.31 × 30,632.46
  4. Step 4: Simplify right side
    114,872.76x = 5,278,502,383.11
  5. Step 5: Solve for x
    x = 5,278,502,383.11/114,872.76
  6. Step 6: Final answer
    x = 45,950.86

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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.