Home / 135,119.06-202,383.33-68,444.72

Finding the Fourth Proportional to 135,119.06, 202,383.33 and 68,444.72

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Solution

The fourth proportional to 135,119.06, 202,383.33 and 68,444.72 is: 102,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,119.06 : 202,383.33 = 68,444.72 : x
  2. Step 2: Convert to fraction form
    135,119.06/202,383.33 = 68,444.72/x
  3. Step 3: Cross multiply
    135,119.06x = 202,383.33 × 68,444.72
  4. Step 4: Simplify right side
    135,119.06x = 13,852,069,342.60
  5. Step 5: Solve for x
    x = 13,852,069,342.60/135,119.06
  6. Step 6: Final answer
    x = 102,517.51

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1.5x scale

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.