Home / 179,527.12-269,261.47-84,757.12

Finding the Fourth Proportional to 179,527.12, 269,261.47 and 84,757.12

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Solution

The fourth proportional to 179,527.12, 269,261.47 and 84,757.12 is: 127,121.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,527.12 : 269,261.47 = 84,757.12 : x
  2. Step 2: Convert to fraction form
    179,527.12/269,261.47 = 84,757.12/x
  3. Step 3: Cross multiply
    179,527.12x = 269,261.47 × 84,757.12
  4. Step 4: Simplify right side
    179,527.12x = 22,821,826,724.17
  5. Step 5: Solve for x
    x = 22,821,826,724.17/179,527.12
  6. Step 6: Final answer
    x = 127,121.89

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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.