Home / 96,942.90-145,414.35-63,765.30

Finding the Fourth Proportional to 96,942.90, 145,414.35 and 63,765.30

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Solution

The fourth proportional to 96,942.90, 145,414.35 and 63,765.30 is: 95,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,942.90 : 145,414.35 = 63,765.30 : x
  2. Step 2: Convert to fraction form
    96,942.90/145,414.35 = 63,765.30/x
  3. Step 3: Cross multiply
    96,942.90x = 145,414.35 × 63,765.30
  4. Step 4: Simplify right side
    96,942.90x = 9,272,389,652.06
  5. Step 5: Solve for x
    x = 9,272,389,652.06/96,942.90
  6. Step 6: Final answer
    x = 95,647.95

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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.