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Finding the Fourth Proportional to 46,644.36, 69,945.88 and 13,356.84

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Solution

The fourth proportional to 46,644.36, 69,945.88 and 13,356.84 is: 20,029.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,644.36 : 69,945.88 = 13,356.84 : x
  2. Step 2: Convert to fraction form
    46,644.36/69,945.88 = 13,356.84/x
  3. Step 3: Cross multiply
    46,644.36x = 69,945.88 × 13,356.84
  4. Step 4: Simplify right side
    46,644.36x = 934,255,927.82
  5. Step 5: Solve for x
    x = 934,255,927.82/46,644.36
  6. Step 6: Final answer
    x = 20,029.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.