Home / 54,185.76-81,313.20-23,021.01

Finding the Fourth Proportional to 54,185.76, 81,313.20 and 23,021.01

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Solution

The fourth proportional to 54,185.76, 81,313.20 and 23,021.01 is: 34,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,185.76 : 81,313.20 = 23,021.01 : x
  2. Step 2: Convert to fraction form
    54,185.76/81,313.20 = 23,021.01/x
  3. Step 3: Cross multiply
    54,185.76x = 81,313.20 × 23,021.01
  4. Step 4: Simplify right side
    54,185.76x = 1,871,911,990.33
  5. Step 5: Solve for x
    x = 1,871,911,990.33/54,185.76
  6. Step 6: Final answer
    x = 34,546.20

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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.