Home / 190,844.18-286,311.22-57,725.54

Finding the Fourth Proportional to 190,844.18, 286,311.22 and 57,725.54

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Solution

The fourth proportional to 190,844.18, 286,311.22 and 57,725.54 is: 86,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,844.18 : 286,311.22 = 57,725.54 : x
  2. Step 2: Convert to fraction form
    190,844.18/286,311.22 = 57,725.54/x
  3. Step 3: Cross multiply
    190,844.18x = 286,311.22 × 57,725.54
  4. Step 4: Simplify right side
    190,844.18x = 16,527,468,206.69
  5. Step 5: Solve for x
    x = 16,527,468,206.69/190,844.18
  6. Step 6: Final answer
    x = 86,601.90

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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.