Home / 69,359.49-95,716.42-39,146.08

Finding the Fourth Proportional to 69,359.49, 95,716.42 and 39,146.08

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Solution

The fourth proportional to 69,359.49, 95,716.42 and 39,146.08 is: 54,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,359.49 : 95,716.42 = 39,146.08 : x
  2. Step 2: Convert to fraction form
    69,359.49/95,716.42 = 39,146.08/x
  3. Step 3: Cross multiply
    69,359.49x = 95,716.42 × 39,146.08
  4. Step 4: Simplify right side
    69,359.49x = 3,746,922,438.90
  5. Step 5: Solve for x
    x = 3,746,922,438.90/69,359.49
  6. Step 6: Final answer
    x = 54,021.77

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1.5x scale

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.