Home / 183,833.87-253,651.38-107,318.25

Finding the Fourth Proportional to 183,833.87, 253,651.38 and 107,318.25

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Solution

The fourth proportional to 183,833.87, 253,651.38 and 107,318.25 is: 148,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,833.87 : 253,651.38 = 107,318.25 : x
  2. Step 2: Convert to fraction form
    183,833.87/253,651.38 = 107,318.25/x
  3. Step 3: Cross multiply
    183,833.87x = 253,651.38 × 107,318.25
  4. Step 4: Simplify right side
    183,833.87x = 27,221,422,211.69
  5. Step 5: Solve for x
    x = 27,221,422,211.69/183,833.87
  6. Step 6: Final answer
    x = 148,076.21

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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.