Home / 268,406.34-370,409.04-147,556.86

Finding the Fourth Proportional to 268,406.34, 370,409.04 and 147,556.86

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Solution

The fourth proportional to 268,406.34, 370,409.04 and 147,556.86 is: 203,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,406.34 : 370,409.04 = 147,556.86 : x
  2. Step 2: Convert to fraction form
    268,406.34/370,409.04 = 147,556.86/x
  3. Step 3: Cross multiply
    268,406.34x = 370,409.04 × 147,556.86
  4. Step 4: Simplify right side
    268,406.34x = 54,656,394,858.01
  5. Step 5: Solve for x
    x = 54,656,394,858.01/268,406.34
  6. Step 6: Final answer
    x = 203,633.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.