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Finding the Fourth Proportional to 73,490.63, 101,467.16 and 49,327.84

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Solution

The fourth proportional to 73,490.63, 101,467.16 and 49,327.84 is: 68,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,490.63 : 101,467.16 = 49,327.84 : x
  2. Step 2: Convert to fraction form
    73,490.63/101,467.16 = 49,327.84/x
  3. Step 3: Cross multiply
    73,490.63x = 101,467.16 × 49,327.84
  4. Step 4: Simplify right side
    73,490.63x = 5,005,155,518.41
  5. Step 5: Solve for x
    x = 5,005,155,518.41/73,490.63
  6. Step 6: Final answer
    x = 68,106.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.