Home / 153,747.43-230,622.69-53,910.03

Finding the Fourth Proportional to 153,747.43, 230,622.69 and 53,910.03

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Solution

The fourth proportional to 153,747.43, 230,622.69 and 53,910.03 is: 80,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,747.43 : 230,622.69 = 53,910.03 : x
  2. Step 2: Convert to fraction form
    153,747.43/230,622.69 = 53,910.03/x
  3. Step 3: Cross multiply
    153,747.43x = 230,622.69 × 53,910.03
  4. Step 4: Simplify right side
    153,747.43x = 12,432,874,983.47
  5. Step 5: Solve for x
    x = 12,432,874,983.47/153,747.43
  6. Step 6: Final answer
    x = 80,865.58

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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.