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Finding the Fourth Proportional to 73,365.76, 110,094 and 28,984.96

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Solution

The fourth proportional to 73,365.76, 110,094 and 28,984.96 is: 43,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,365.76 : 110,094 = 28,984.96 : x
  2. Step 2: Convert to fraction form
    73,365.76/110,094 = 28,984.96/x
  3. Step 3: Cross multiply
    73,365.76x = 110,094 × 28,984.96
  4. Step 4: Simplify right side
    73,365.76x = 3,191,070,186.24
  5. Step 5: Solve for x
    x = 3,191,070,186.24/73,365.76
  6. Step 6: Final answer
    x = 43,495.36

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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.