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Finding the Fourth Proportional to 73,459.83, 110,189.75 and 48,494.04

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Solution

The fourth proportional to 73,459.83, 110,189.75 and 48,494.04 is: 72,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,459.83 : 110,189.75 = 48,494.04 : x
  2. Step 2: Convert to fraction form
    73,459.83/110,189.75 = 48,494.04/x
  3. Step 3: Cross multiply
    73,459.83x = 110,189.75 × 48,494.04
  4. Step 4: Simplify right side
    73,459.83x = 5,343,546,144.09
  5. Step 5: Solve for x
    x = 5,343,546,144.09/73,459.83
  6. Step 6: Final answer
    x = 72,741.06

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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.