Home / 190,346.68-285,932.02-123,752.56

Finding the Fourth Proportional to 190,346.68, 285,932.02 and 123,752.56

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Solution

The fourth proportional to 190,346.68, 285,932.02 and 123,752.56 is: 185,896.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,346.68 : 285,932.02 = 123,752.56 : x
  2. Step 2: Convert to fraction form
    190,346.68/285,932.02 = 123,752.56/x
  3. Step 3: Cross multiply
    190,346.68x = 285,932.02 × 123,752.56
  4. Step 4: Simplify right side
    190,346.68x = 35,384,819,460.97
  5. Step 5: Solve for x
    x = 35,384,819,460.97/190,346.68
  6. Step 6: Final answer
    x = 185,896.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.