Home / 168,207.72-252,360.28-49,881.92

Finding the Fourth Proportional to 168,207.72, 252,360.28 and 49,881.92

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Solution

The fourth proportional to 168,207.72, 252,360.28 and 49,881.92 is: 74,837.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,207.72 : 252,360.28 = 49,881.92 : x
  2. Step 2: Convert to fraction form
    168,207.72/252,360.28 = 49,881.92/x
  3. Step 3: Cross multiply
    168,207.72x = 252,360.28 × 49,881.92
  4. Step 4: Simplify right side
    168,207.72x = 12,588,215,298.14
  5. Step 5: Solve for x
    x = 12,588,215,298.14/168,207.72
  6. Step 6: Final answer
    x = 74,837.32

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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.