Home / 216,388.02-324,556.92-58,628.38

Finding the Fourth Proportional to 216,388.02, 324,556.92 and 58,628.38

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Solution

The fourth proportional to 216,388.02, 324,556.92 and 58,628.38 is: 87,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,388.02 : 324,556.92 = 58,628.38 : x
  2. Step 2: Convert to fraction form
    216,388.02/324,556.92 = 58,628.38/x
  3. Step 3: Cross multiply
    216,388.02x = 324,556.92 × 58,628.38
  4. Step 4: Simplify right side
    216,388.02x = 19,028,246,437.39
  5. Step 5: Solve for x
    x = 19,028,246,437.39/216,388.02
  6. Step 6: Final answer
    x = 87,935.77

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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.