Home / 192,529.13-265,583.55-111,947.75

Finding the Fourth Proportional to 192,529.13, 265,583.55 and 111,947.75

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Solution

The fourth proportional to 192,529.13, 265,583.55 and 111,947.75 is: 154,425.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,529.13 : 265,583.55 = 111,947.75 : x
  2. Step 2: Convert to fraction form
    192,529.13/265,583.55 = 111,947.75/x
  3. Step 3: Cross multiply
    192,529.13x = 265,583.55 × 111,947.75
  4. Step 4: Simplify right side
    192,529.13x = 29,731,480,859.51
  5. Step 5: Solve for x
    x = 29,731,480,859.51/192,529.13
  6. Step 6: Final answer
    x = 154,425.88

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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.