Home / 168,006.36-252,013.86-48,081

Finding the Fourth Proportional to 168,006.36, 252,013.86 and 48,081

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Solution

The fourth proportional to 168,006.36, 252,013.86 and 48,081 is: 72,122.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,006.36 : 252,013.86 = 48,081 : x
  2. Step 2: Convert to fraction form
    168,006.36/252,013.86 = 48,081/x
  3. Step 3: Cross multiply
    168,006.36x = 252,013.86 × 48,081
  4. Step 4: Simplify right side
    168,006.36x = 12,117,078,402.66
  5. Step 5: Solve for x
    x = 12,117,078,402.66/168,006.36
  6. Step 6: Final answer
    x = 72,122.74

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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.