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Finding the Fourth Proportional to 79,851, 110,237.58 and 48,027

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Solution

The fourth proportional to 79,851, 110,237.58 and 48,027 is: 66,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,851 : 110,237.58 = 48,027 : x
  2. Step 2: Convert to fraction form
    79,851/110,237.58 = 48,027/x
  3. Step 3: Cross multiply
    79,851x = 110,237.58 × 48,027
  4. Step 4: Simplify right side
    79,851x = 5,294,380,254.66
  5. Step 5: Solve for x
    x = 5,294,380,254.66/79,851
  6. Step 6: Final answer
    x = 66,303.24

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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.