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Finding the Fourth Proportional to 174,902.76, 262,481.58 and 69,751.80

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Solution

The fourth proportional to 174,902.76, 262,481.58 and 69,751.80 is: 104,678.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,902.76 : 262,481.58 = 69,751.80 : x
  2. Step 2: Convert to fraction form
    174,902.76/262,481.58 = 69,751.80/x
  3. Step 3: Cross multiply
    174,902.76x = 262,481.58 × 69,751.80
  4. Step 4: Simplify right side
    174,902.76x = 18,308,562,671.84
  5. Step 5: Solve for x
    x = 18,308,562,671.84/174,902.76
  6. Step 6: Final answer
    x = 104,678.52

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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.