Home / 62,820.27-94,215.83-18,435.11

Finding the Fourth Proportional to 62,820.27, 94,215.83 and 18,435.11

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Solution

The fourth proportional to 62,820.27, 94,215.83 and 18,435.11 is: 27,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.27 : 94,215.83 = 18,435.11 : x
  2. Step 2: Convert to fraction form
    62,820.27/94,215.83 = 18,435.11/x
  3. Step 3: Cross multiply
    62,820.27x = 94,215.83 × 18,435.11
  4. Step 4: Simplify right side
    62,820.27x = 1,736,878,626.54
  5. Step 5: Solve for x
    x = 1,736,878,626.54/62,820.27
  6. Step 6: Final answer
    x = 27,648.38

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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.