Home / 72,088.38-108,132.57-27,736.02

Finding the Fourth Proportional to 72,088.38, 108,132.57 and 27,736.02

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Solution

The fourth proportional to 72,088.38, 108,132.57 and 27,736.02 is: 41,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,088.38 : 108,132.57 = 27,736.02 : x
  2. Step 2: Convert to fraction form
    72,088.38/108,132.57 = 27,736.02/x
  3. Step 3: Cross multiply
    72,088.38x = 108,132.57 × 27,736.02
  4. Step 4: Simplify right side
    72,088.38x = 2,999,167,124.17
  5. Step 5: Solve for x
    x = 2,999,167,124.17/72,088.38
  6. Step 6: Final answer
    x = 41,604.03

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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.