Home / 109,404.50-150,937.48-73,537.70

Finding the Fourth Proportional to 109,404.50, 150,937.48 and 73,537.70

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Solution

The fourth proportional to 109,404.50, 150,937.48 and 73,537.70 is: 101,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,404.50 : 150,937.48 = 73,537.70 : x
  2. Step 2: Convert to fraction form
    109,404.50/150,937.48 = 73,537.70/x
  3. Step 3: Cross multiply
    109,404.50x = 150,937.48 × 73,537.70
  4. Step 4: Simplify right side
    109,404.50x = 11,099,594,460.23
  5. Step 5: Solve for x
    x = 11,099,594,460.23/109,404.50
  6. Step 6: Final answer
    x = 101,454.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.