Home / 367,129.13-550,746.24-162,192.05

Finding the Fourth Proportional to 367,129.13, 550,746.24 and 162,192.05

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Solution

The fourth proportional to 367,129.13, 550,746.24 and 162,192.05 is: 243,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,129.13 : 550,746.24 = 162,192.05 : x
  2. Step 2: Convert to fraction form
    367,129.13/550,746.24 = 162,192.05/x
  3. Step 3: Cross multiply
    367,129.13x = 550,746.24 × 162,192.05
  4. Step 4: Simplify right side
    367,129.13x = 89,326,661,695.39
  5. Step 5: Solve for x
    x = 89,326,661,695.39/367,129.13
  6. Step 6: Final answer
    x = 243,311.29

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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.