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Finding the Fourth Proportional to 73,458.83, 110,188.25 and 48,493.04

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Solution

The fourth proportional to 73,458.83, 110,188.25 and 48,493.04 is: 72,739.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,458.83 : 110,188.25 = 48,493.04 : x
  2. Step 2: Convert to fraction form
    73,458.83/110,188.25 = 48,493.04/x
  3. Step 3: Cross multiply
    73,458.83x = 110,188.25 × 48,493.04
  4. Step 4: Simplify right side
    73,458.83x = 5,343,362,785.07
  5. Step 5: Solve for x
    x = 5,343,362,785.07/73,458.83
  6. Step 6: Final answer
    x = 72,739.55

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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.