Home / 49,442.69-74,163.23-12,003.06

Finding the Fourth Proportional to 49,442.69, 74,163.23 and 12,003.06

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Solution

The fourth proportional to 49,442.69, 74,163.23 and 12,003.06 is: 18,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,442.69 : 74,163.23 = 12,003.06 : x
  2. Step 2: Convert to fraction form
    49,442.69/74,163.23 = 12,003.06/x
  3. Step 3: Cross multiply
    49,442.69x = 74,163.23 × 12,003.06
  4. Step 4: Simplify right side
    49,442.69x = 890,185,639.47
  5. Step 5: Solve for x
    x = 890,185,639.47/49,442.69
  6. Step 6: Final answer
    x = 18,004.40

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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.