Home / 236,863.20-355,496.40-96,722.40

Finding the Fourth Proportional to 236,863.20, 355,496.40 and 96,722.40

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Solution

The fourth proportional to 236,863.20, 355,496.40 and 96,722.40 is: 145,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,863.20 : 355,496.40 = 96,722.40 : x
  2. Step 2: Convert to fraction form
    236,863.20/355,496.40 = 96,722.40/x
  3. Step 3: Cross multiply
    236,863.20x = 355,496.40 × 96,722.40
  4. Step 4: Simplify right side
    236,863.20x = 34,384,464,999.36
  5. Step 5: Solve for x
    x = 34,384,464,999.36/236,863.20
  6. Step 6: Final answer
    x = 145,165.92

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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.