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Finding the Fourth Proportional to 52,657.67, 72,672.66 and 30,004.00

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Solution

The fourth proportional to 52,657.67, 72,672.66 and 30,004.00 is: 41,408.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.67 : 72,672.66 = 30,004.00 : x
  2. Step 2: Convert to fraction form
    52,657.67/72,672.66 = 30,004.00/x
  3. Step 3: Cross multiply
    52,657.67x = 72,672.66 × 30,004.00
  4. Step 4: Simplify right side
    52,657.67x = 2,180,470,308.96
  5. Step 5: Solve for x
    x = 2,180,470,308.96/52,657.67
  6. Step 6: Final answer
    x = 41,408.41

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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.