Home / 236,839.10-355,258.65-235,456.70

Finding the Fourth Proportional to 236,839.10, 355,258.65 and 235,456.70

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Solution

The fourth proportional to 236,839.10, 355,258.65 and 235,456.70 is: 353,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,839.10 : 355,258.65 = 235,456.70 : x
  2. Step 2: Convert to fraction form
    236,839.10/355,258.65 = 235,456.70/x
  3. Step 3: Cross multiply
    236,839.10x = 355,258.65 × 235,456.70
  4. Step 4: Simplify right side
    236,839.10x = 83,648,029,375.46
  5. Step 5: Solve for x
    x = 83,648,029,375.46/236,839.10
  6. Step 6: Final answer
    x = 353,185.05

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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.