Home / 82,935.62-124,399.65-26,778.32

Finding the Fourth Proportional to 82,935.62, 124,399.65 and 26,778.32

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Solution

The fourth proportional to 82,935.62, 124,399.65 and 26,778.32 is: 40,166.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,935.62 : 124,399.65 = 26,778.32 : x
  2. Step 2: Convert to fraction form
    82,935.62/124,399.65 = 26,778.32/x
  3. Step 3: Cross multiply
    82,935.62x = 124,399.65 × 26,778.32
  4. Step 4: Simplify right side
    82,935.62x = 3,331,213,635.59
  5. Step 5: Solve for x
    x = 3,331,213,635.59/82,935.62
  6. Step 6: Final answer
    x = 40,166.26

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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.