Home / 73,735.50-110,603.67-18,331.50

Finding the Fourth Proportional to 73,735.50, 110,603.67 and 18,331.50

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Solution

The fourth proportional to 73,735.50, 110,603.67 and 18,331.50 is: 27,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,735.50 : 110,603.67 = 18,331.50 : x
  2. Step 2: Convert to fraction form
    73,735.50/110,603.67 = 18,331.50/x
  3. Step 3: Cross multiply
    73,735.50x = 110,603.67 × 18,331.50
  4. Step 4: Simplify right side
    73,735.50x = 2,027,531,176.61
  5. Step 5: Solve for x
    x = 2,027,531,176.61/73,735.50
  6. Step 6: Final answer
    x = 27,497.35

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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.