Home / 34,736.76-52,174.88-20,724.13

Finding the Fourth Proportional to 34,736.76, 52,174.88 and 20,724.13

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Solution

The fourth proportional to 34,736.76, 52,174.88 and 20,724.13 is: 31,127.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.76 : 52,174.88 = 20,724.13 : x
  2. Step 2: Convert to fraction form
    34,736.76/52,174.88 = 20,724.13/x
  3. Step 3: Cross multiply
    34,736.76x = 52,174.88 × 20,724.13
  4. Step 4: Simplify right side
    34,736.76x = 1,081,279,005.00
  5. Step 5: Solve for x
    x = 1,081,279,005.00/34,736.76
  6. Step 6: Final answer
    x = 31,127.81

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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.