Home / 190,648.27-285,974.61-57,529.69

Finding the Fourth Proportional to 190,648.27, 285,974.61 and 57,529.69

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Solution

The fourth proportional to 190,648.27, 285,974.61 and 57,529.69 is: 86,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,648.27 : 285,974.61 = 57,529.69 : x
  2. Step 2: Convert to fraction form
    190,648.27/285,974.61 = 57,529.69/x
  3. Step 3: Cross multiply
    190,648.27x = 285,974.61 × 57,529.69
  4. Step 4: Simplify right side
    190,648.27x = 16,452,030,661.17
  5. Step 5: Solve for x
    x = 16,452,030,661.17/190,648.27
  6. Step 6: Final answer
    x = 86,295.20

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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.