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Finding the Fourth Proportional to 173,423.32, 260,135.07 and 48,764.32

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Solution

The fourth proportional to 173,423.32, 260,135.07 and 48,764.32 is: 73,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,423.32 : 260,135.07 = 48,764.32 : x
  2. Step 2: Convert to fraction form
    173,423.32/260,135.07 = 48,764.32/x
  3. Step 3: Cross multiply
    173,423.32x = 260,135.07 × 48,764.32
  4. Step 4: Simplify right side
    173,423.32x = 12,685,309,796.70
  5. Step 5: Solve for x
    x = 12,685,309,796.70/173,423.32
  6. Step 6: Final answer
    x = 73,146.51

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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.