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Finding the Fourth Proportional to 173,630.10, 260,035.55 and 107,274.90

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Solution

The fourth proportional to 173,630.10, 260,035.55 and 107,274.90 is: 160,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,630.10 : 260,035.55 = 107,274.90 : x
  2. Step 2: Convert to fraction form
    173,630.10/260,035.55 = 107,274.90/x
  3. Step 3: Cross multiply
    173,630.10x = 260,035.55 × 107,274.90
  4. Step 4: Simplify right side
    173,630.10x = 27,895,287,622.70
  5. Step 5: Solve for x
    x = 27,895,287,622.70/173,630.10
  6. Step 6: Final answer
    x = 160,659.28

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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.