Home / 168,209.72-252,363.28-49,883.92

Finding the Fourth Proportional to 168,209.72, 252,363.28 and 49,883.92

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Solution

The fourth proportional to 168,209.72, 252,363.28 and 49,883.92 is: 74,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,209.72 : 252,363.28 = 49,883.92 : x
  2. Step 2: Convert to fraction form
    168,209.72/252,363.28 = 49,883.92/x
  3. Step 3: Cross multiply
    168,209.72x = 252,363.28 × 49,883.92
  4. Step 4: Simplify right side
    168,209.72x = 12,588,869,670.46
  5. Step 5: Solve for x
    x = 12,588,869,670.46/168,209.72
  6. Step 6: Final answer
    x = 74,840.32

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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.