Home / 190,843.30-286,309.91-57,724.66

Finding the Fourth Proportional to 190,843.30, 286,309.91 and 57,724.66

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Solution

The fourth proportional to 190,843.30, 286,309.91 and 57,724.66 is: 86,600.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,843.30 : 286,309.91 = 57,724.66 : x
  2. Step 2: Convert to fraction form
    190,843.30/286,309.91 = 57,724.66/x
  3. Step 3: Cross multiply
    190,843.30x = 286,309.91 × 57,724.66
  4. Step 4: Simplify right side
    190,843.30x = 16,527,142,209.38
  5. Step 5: Solve for x
    x = 16,527,142,209.38/190,843.30
  6. Step 6: Final answer
    x = 86,600.59

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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.