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Finding the Fourth Proportional to 64,200.06, 96,247.90 and 26,788.00

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Solution

The fourth proportional to 64,200.06, 96,247.90 and 26,788.00 is: 40,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,200.06 : 96,247.90 = 26,788.00 : x
  2. Step 2: Convert to fraction form
    64,200.06/96,247.90 = 26,788.00/x
  3. Step 3: Cross multiply
    64,200.06x = 96,247.90 × 26,788.00
  4. Step 4: Simplify right side
    64,200.06x = 2,578,288,567.85
  5. Step 5: Solve for x
    x = 2,578,288,567.85/64,200.06
  6. Step 6: Final answer
    x = 40,160.22

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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.