Home / 268,091.83-402,242.01-118,226.44

Finding the Fourth Proportional to 268,091.83, 402,242.01 and 118,226.44

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Solution

The fourth proportional to 268,091.83, 402,242.01 and 118,226.44 is: 177,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,091.83 : 402,242.01 = 118,226.44 : x
  2. Step 2: Convert to fraction form
    268,091.83/402,242.01 = 118,226.44/x
  3. Step 3: Cross multiply
    268,091.83x = 402,242.01 × 118,226.44
  4. Step 4: Simplify right side
    268,091.83x = 47,555,640,860.74
  5. Step 5: Solve for x
    x = 47,555,640,860.74/268,091.83
  6. Step 6: Final answer
    x = 177,385.64

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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.