Home / 29,990.76-41,378.94-17,243.25

Finding the Fourth Proportional to 29,990.76, 41,378.94 and 17,243.25

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Solution

The fourth proportional to 29,990.76, 41,378.94 and 17,243.25 is: 23,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.76 : 41,378.94 = 17,243.25 : x
  2. Step 2: Convert to fraction form
    29,990.76/41,378.94 = 17,243.25/x
  3. Step 3: Cross multiply
    29,990.76x = 41,378.94 × 17,243.25
  4. Step 4: Simplify right side
    29,990.76x = 713,507,407.16
  5. Step 5: Solve for x
    x = 713,507,407.16/29,990.76
  6. Step 6: Final answer
    x = 23,790.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.