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Finding the Fourth Proportional to 63,795.02, 87,889.73 and 45,858.98

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Solution

The fourth proportional to 63,795.02, 87,889.73 and 45,858.98 is: 63,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,795.02 : 87,889.73 = 45,858.98 : x
  2. Step 2: Convert to fraction form
    63,795.02/87,889.73 = 45,858.98/x
  3. Step 3: Cross multiply
    63,795.02x = 87,889.73 × 45,858.98
  4. Step 4: Simplify right side
    63,795.02x = 4,030,533,360.70
  5. Step 5: Solve for x
    x = 4,030,533,360.70/63,795.02
  6. Step 6: Final answer
    x = 63,179.44

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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.