Home / 123,752.01-170,777.84-67,163.39

Finding the Fourth Proportional to 123,752.01, 170,777.84 and 67,163.39

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Solution

The fourth proportional to 123,752.01, 170,777.84 and 67,163.39 is: 92,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,752.01 : 170,777.84 = 67,163.39 : x
  2. Step 2: Convert to fraction form
    123,752.01/170,777.84 = 67,163.39/x
  3. Step 3: Cross multiply
    123,752.01x = 170,777.84 × 67,163.39
  4. Step 4: Simplify right side
    123,752.01x = 11,470,017,481.57
  5. Step 5: Solve for x
    x = 11,470,017,481.57/123,752.01
  6. Step 6: Final answer
    x = 92,685.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.