Home / 189,441.65-261,410.87-104,553.23

Finding the Fourth Proportional to 189,441.65, 261,410.87 and 104,553.23

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Solution

The fourth proportional to 189,441.65, 261,410.87 and 104,553.23 is: 144,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,441.65 : 261,410.87 = 104,553.23 : x
  2. Step 2: Convert to fraction form
    189,441.65/261,410.87 = 104,553.23/x
  3. Step 3: Cross multiply
    189,441.65x = 261,410.87 × 104,553.23
  4. Step 4: Simplify right side
    189,441.65x = 27,331,350,292.84
  5. Step 5: Solve for x
    x = 27,331,350,292.84/189,441.65
  6. Step 6: Final answer
    x = 144,273.19

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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.