Home / 96,720.69-144,993.45-34,376.61

Finding the Fourth Proportional to 96,720.69, 144,993.45 and 34,376.61

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Solution

The fourth proportional to 96,720.69, 144,993.45 and 34,376.61 is: 51,533.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,720.69 : 144,993.45 = 34,376.61 : x
  2. Step 2: Convert to fraction form
    96,720.69/144,993.45 = 34,376.61/x
  3. Step 3: Cross multiply
    96,720.69x = 144,993.45 × 34,376.61
  4. Step 4: Simplify right side
    96,720.69x = 4,984,383,283.20
  5. Step 5: Solve for x
    x = 4,984,383,283.20/96,720.69
  6. Step 6: Final answer
    x = 51,533.79

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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.