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Finding the Fourth Proportional to 173,046.60, 259,569.90 and 46,686.60

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Solution

The fourth proportional to 173,046.60, 259,569.90 and 46,686.60 is: 70,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,046.60 : 259,569.90 = 46,686.60 : x
  2. Step 2: Convert to fraction form
    173,046.60/259,569.90 = 46,686.60/x
  3. Step 3: Cross multiply
    173,046.60x = 259,569.90 × 46,686.60
  4. Step 4: Simplify right side
    173,046.60x = 12,118,436,093.34
  5. Step 5: Solve for x
    x = 12,118,436,093.34/173,046.60
  6. Step 6: Final answer
    x = 70,029.90

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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.