Home / 62,838.42-94,271.58-20,731.56

Finding the Fourth Proportional to 62,838.42, 94,271.58 and 20,731.56

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Solution

The fourth proportional to 62,838.42, 94,271.58 and 20,731.56 is: 31,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,838.42 : 94,271.58 = 20,731.56 : x
  2. Step 2: Convert to fraction form
    62,838.42/94,271.58 = 20,731.56/x
  3. Step 3: Cross multiply
    62,838.42x = 94,271.58 × 20,731.56
  4. Step 4: Simplify right side
    62,838.42x = 1,954,396,917.06
  5. Step 5: Solve for x
    x = 1,954,396,917.06/62,838.42
  6. Step 6: Final answer
    x = 31,101.94

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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.