Home / 388,556.04-582,835.20-108,073.56

Finding the Fourth Proportional to 388,556.04, 582,835.20 and 108,073.56

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Solution

The fourth proportional to 388,556.04, 582,835.20 and 108,073.56 is: 162,110.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,556.04 : 582,835.20 = 108,073.56 : x
  2. Step 2: Convert to fraction form
    388,556.04/582,835.20 = 108,073.56/x
  3. Step 3: Cross multiply
    388,556.04x = 582,835.20 × 108,073.56
  4. Step 4: Simplify right side
    388,556.04x = 62,989,074,957.31
  5. Step 5: Solve for x
    x = 62,989,074,957.31/388,556.04
  6. Step 6: Final answer
    x = 162,110.66

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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.