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Finding the Fourth Proportional to 173,644.92, 260,477.50 and 67,029.42

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Solution

The fourth proportional to 173,644.92, 260,477.50 and 67,029.42 is: 100,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,644.92 : 260,477.50 = 67,029.42 : x
  2. Step 2: Convert to fraction form
    173,644.92/260,477.50 = 67,029.42/x
  3. Step 3: Cross multiply
    173,644.92x = 260,477.50 × 67,029.42
  4. Step 4: Simplify right side
    173,644.92x = 17,459,655,748.05
  5. Step 5: Solve for x
    x = 17,459,655,748.05/173,644.92
  6. Step 6: Final answer
    x = 100,548.04

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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.