Home / 81,236.00-121,846.28-25,061.01

Finding the Fourth Proportional to 81,236.00, 121,846.28 and 25,061.01

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Solution

The fourth proportional to 81,236.00, 121,846.28 and 25,061.01 is: 37,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,236.00 : 121,846.28 = 25,061.01 : x
  2. Step 2: Convert to fraction form
    81,236.00/121,846.28 = 25,061.01/x
  3. Step 3: Cross multiply
    81,236.00x = 121,846.28 × 25,061.01
  4. Step 4: Simplify right side
    81,236.00x = 3,053,590,716.24
  5. Step 5: Solve for x
    x = 3,053,590,716.24/81,236.00
  6. Step 6: Final answer
    x = 37,589.13

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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.