Home / 195,794.20-293,496.90-90,429.40

Finding the Fourth Proportional to 195,794.20, 293,496.90 and 90,429.40

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Solution

The fourth proportional to 195,794.20, 293,496.90 and 90,429.40 is: 135,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,794.20 : 293,496.90 = 90,429.40 : x
  2. Step 2: Convert to fraction form
    195,794.20/293,496.90 = 90,429.40/x
  3. Step 3: Cross multiply
    195,794.20x = 293,496.90 × 90,429.40
  4. Step 4: Simplify right side
    195,794.20x = 26,540,748,568.86
  5. Step 5: Solve for x
    x = 26,540,748,568.86/195,794.20
  6. Step 6: Final answer
    x = 135,554.31

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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.