Home / 324,381.08-447,620.10-181,132.58

Finding the Fourth Proportional to 324,381.08, 447,620.10 and 181,132.58

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Solution

The fourth proportional to 324,381.08, 447,620.10 and 181,132.58 is: 249,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,381.08 : 447,620.10 = 181,132.58 : x
  2. Step 2: Convert to fraction form
    324,381.08/447,620.10 = 181,132.58/x
  3. Step 3: Cross multiply
    324,381.08x = 447,620.10 × 181,132.58
  4. Step 4: Simplify right side
    324,381.08x = 81,078,583,572.86
  5. Step 5: Solve for x
    x = 81,078,583,572.86/324,381.08
  6. Step 6: Final answer
    x = 249,948.56

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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.