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Finding the Fourth Proportional to 64,556.76, 96,804.90 and 27,108.84

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Solution

The fourth proportional to 64,556.76, 96,804.90 and 27,108.84 is: 40,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,556.76 : 96,804.90 = 27,108.84 : x
  2. Step 2: Convert to fraction form
    64,556.76/96,804.90 = 27,108.84/x
  3. Step 3: Cross multiply
    64,556.76x = 96,804.90 × 27,108.84
  4. Step 4: Simplify right side
    64,556.76x = 2,624,268,545.32
  5. Step 5: Solve for x
    x = 2,624,268,545.32/64,556.76
  6. Step 6: Final answer
    x = 40,650.56

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1.5x scale

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.