Home / 243,660.42-336,292.92-141,745.02

Finding the Fourth Proportional to 243,660.42, 336,292.92 and 141,745.02

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Solution

The fourth proportional to 243,660.42, 336,292.92 and 141,745.02 is: 195,632.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,660.42 : 336,292.92 = 141,745.02 : x
  2. Step 2: Convert to fraction form
    243,660.42/336,292.92 = 141,745.02/x
  3. Step 3: Cross multiply
    243,660.42x = 336,292.92 × 141,745.02
  4. Step 4: Simplify right side
    243,660.42x = 47,667,846,671.26
  5. Step 5: Solve for x
    x = 47,667,846,671.26/243,660.42
  6. Step 6: Final answer
    x = 195,632.29

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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.