Home / 123,260.14-170,107.02-69,525.55

Finding the Fourth Proportional to 123,260.14, 170,107.02 and 69,525.55

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Solution

The fourth proportional to 123,260.14, 170,107.02 and 69,525.55 is: 95,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,260.14 : 170,107.02 = 69,525.55 : x
  2. Step 2: Convert to fraction form
    123,260.14/170,107.02 = 69,525.55/x
  3. Step 3: Cross multiply
    123,260.14x = 170,107.02 × 69,525.55
  4. Step 4: Simplify right side
    123,260.14x = 11,826,784,336.99
  5. Step 5: Solve for x
    x = 11,826,784,336.99/123,260.14
  6. Step 6: Final answer
    x = 95,949.79

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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.