Home / 189,441.15-261,410.18-104,552.73

Finding the Fourth Proportional to 189,441.15, 261,410.18 and 104,552.73

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Solution

The fourth proportional to 189,441.15, 261,410.18 and 104,552.73 is: 144,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,441.15 : 261,410.18 = 104,552.73 : x
  2. Step 2: Convert to fraction form
    189,441.15/261,410.18 = 104,552.73/x
  3. Step 3: Cross multiply
    189,441.15x = 261,410.18 × 104,552.73
  4. Step 4: Simplify right side
    189,441.15x = 27,331,147,446.03
  5. Step 5: Solve for x
    x = 27,331,147,446.03/189,441.15
  6. Step 6: Final answer
    x = 144,272.50

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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.