Home / 324,151.12-447,353.85-180,932.64

Finding the Fourth Proportional to 324,151.12, 447,353.85 and 180,932.64

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Solution

The fourth proportional to 324,151.12, 447,353.85 and 180,932.64 is: 249,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,151.12 : 447,353.85 = 180,932.64 : x
  2. Step 2: Convert to fraction form
    324,151.12/447,353.85 = 180,932.64/x
  3. Step 3: Cross multiply
    324,151.12x = 447,353.85 × 180,932.64
  4. Step 4: Simplify right side
    324,151.12x = 80,940,913,094.66
  5. Step 5: Solve for x
    x = 80,940,913,094.66/324,151.12
  6. Step 6: Final answer
    x = 249,701.17

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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.