Home / 189,441.33-261,410.42-104,552.92

Finding the Fourth Proportional to 189,441.33, 261,410.42 and 104,552.92

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Solution

The fourth proportional to 189,441.33, 261,410.42 and 104,552.92 is: 144,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,441.33 : 261,410.42 = 104,552.92 : x
  2. Step 2: Convert to fraction form
    189,441.33/261,410.42 = 104,552.92/x
  3. Step 3: Cross multiply
    189,441.33x = 261,410.42 × 104,552.92
  4. Step 4: Simplify right side
    189,441.33x = 27,331,223,317.57
  5. Step 5: Solve for x
    x = 27,331,223,317.57/189,441.33
  6. Step 6: Final answer
    x = 144,272.76

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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.