Home / 114,914.12-172,328.52-40,015.04

Finding the Fourth Proportional to 114,914.12, 172,328.52 and 40,015.04

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Solution

The fourth proportional to 114,914.12, 172,328.52 and 40,015.04 is: 60,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,914.12 : 172,328.52 = 40,015.04 : x
  2. Step 2: Convert to fraction form
    114,914.12/172,328.52 = 40,015.04/x
  3. Step 3: Cross multiply
    114,914.12x = 172,328.52 × 40,015.04
  4. Step 4: Simplify right side
    114,914.12x = 6,895,732,620.94
  5. Step 5: Solve for x
    x = 6,895,732,620.94/114,914.12
  6. Step 6: Final answer
    x = 60,007.71

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1.5x scale

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.