Home / 96,918.48-145,340.82-63,629.64

Finding the Fourth Proportional to 96,918.48, 145,340.82 and 63,629.64

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Solution

The fourth proportional to 96,918.48, 145,340.82 and 63,629.64 is: 95,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,918.48 : 145,340.82 = 63,629.64 : x
  2. Step 2: Convert to fraction form
    96,918.48/145,340.82 = 63,629.64/x
  3. Step 3: Cross multiply
    96,918.48x = 145,340.82 × 63,629.64
  4. Step 4: Simplify right side
    96,918.48x = 9,247,984,053.90
  5. Step 5: Solve for x
    x = 9,247,984,053.90/96,918.48
  6. Step 6: Final answer
    x = 95,420.23

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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.