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Finding the Fourth Proportional to 173,048.80, 259,591.31 and 46,690.09

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Solution

The fourth proportional to 173,048.80, 259,591.31 and 46,690.09 is: 70,040.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,048.80 : 259,591.31 = 46,690.09 : x
  2. Step 2: Convert to fraction form
    173,048.80/259,591.31 = 46,690.09/x
  3. Step 3: Cross multiply
    173,048.80x = 259,591.31 × 46,690.09
  4. Step 4: Simplify right side
    173,048.80x = 12,120,342,068.33
  5. Step 5: Solve for x
    x = 12,120,342,068.33/173,048.80
  6. Step 6: Final answer
    x = 70,040.02

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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.