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Finding the Fourth Proportional to 174,775.54, 260,887.38 and 149,974.96

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Solution

The fourth proportional to 174,775.54, 260,887.38 and 149,974.96 is: 223,867.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,775.54 : 260,887.38 = 149,974.96 : x
  2. Step 2: Convert to fraction form
    174,775.54/260,887.38 = 149,974.96/x
  3. Step 3: Cross multiply
    174,775.54x = 260,887.38 × 149,974.96
  4. Step 4: Simplify right side
    174,775.54x = 39,126,573,630.13
  5. Step 5: Solve for x
    x = 39,126,573,630.13/174,775.54
  6. Step 6: Final answer
    x = 223,867.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.