Home / 114,949.80-172,381.68-40,050.72

Finding the Fourth Proportional to 114,949.80, 172,381.68 and 40,050.72

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Solution

The fourth proportional to 114,949.80, 172,381.68 and 40,050.72 is: 60,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,949.80 : 172,381.68 = 40,050.72 : x
  2. Step 2: Convert to fraction form
    114,949.80/172,381.68 = 40,050.72/x
  3. Step 3: Cross multiply
    114,949.80x = 172,381.68 × 40,050.72
  4. Step 4: Simplify right side
    114,949.80x = 6,904,010,398.81
  5. Step 5: Solve for x
    x = 6,904,010,398.81/114,949.80
  6. Step 6: Final answer
    x = 60,061.09

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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.