Home / 96,908.74-145,364.55-63,840.58

Finding the Fourth Proportional to 96,908.74, 145,364.55 and 63,840.58

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Solution

The fourth proportional to 96,908.74, 145,364.55 and 63,840.58 is: 95,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,908.74 : 145,364.55 = 63,840.58 : x
  2. Step 2: Convert to fraction form
    96,908.74/145,364.55 = 63,840.58/x
  3. Step 3: Cross multiply
    96,908.74x = 145,364.55 × 63,840.58
  4. Step 4: Simplify right side
    96,908.74x = 9,280,157,183.44
  5. Step 5: Solve for x
    x = 9,280,157,183.44/96,908.74
  6. Step 6: Final answer
    x = 95,761.82

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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.