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Finding the Fourth Proportional to 174,301.34, 261,467.60 and 67,682.79

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Solution

The fourth proportional to 174,301.34, 261,467.60 and 67,682.79 is: 101,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,301.34 : 261,467.60 = 67,682.79 : x
  2. Step 2: Convert to fraction form
    174,301.34/261,467.60 = 67,682.79/x
  3. Step 3: Cross multiply
    174,301.34x = 261,467.60 × 67,682.79
  4. Step 4: Simplify right side
    174,301.34x = 17,696,856,324.19
  5. Step 5: Solve for x
    x = 17,696,856,324.19/174,301.34
  6. Step 6: Final answer
    x = 101,530.24

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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.