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Finding the Fourth Proportional to 64,562.50, 96,847.40 and 23,009.50

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Solution

The fourth proportional to 64,562.50, 96,847.40 and 23,009.50 is: 34,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,562.50 : 96,847.40 = 23,009.50 : x
  2. Step 2: Convert to fraction form
    64,562.50/96,847.40 = 23,009.50/x
  3. Step 3: Cross multiply
    64,562.50x = 96,847.40 × 23,009.50
  4. Step 4: Simplify right side
    64,562.50x = 2,228,410,250.30
  5. Step 5: Solve for x
    x = 2,228,410,250.30/64,562.50
  6. Step 6: Final answer
    x = 34,515.55

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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.