Home / 57,972.36-86,955.54-16,419.48

Finding the Fourth Proportional to 57,972.36, 86,955.54 and 16,419.48

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Solution

The fourth proportional to 57,972.36, 86,955.54 and 16,419.48 is: 24,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,972.36 : 86,955.54 = 16,419.48 : x
  2. Step 2: Convert to fraction form
    57,972.36/86,955.54 = 16,419.48/x
  3. Step 3: Cross multiply
    57,972.36x = 86,955.54 × 16,419.48
  4. Step 4: Simplify right side
    57,972.36x = 1,427,764,749.92
  5. Step 5: Solve for x
    x = 1,427,764,749.92/57,972.36
  6. Step 6: Final answer
    x = 24,628.37

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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.