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Finding the Fourth Proportional to 64,406.21, 96,597.01 and 20,033.49

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Solution

The fourth proportional to 64,406.21, 96,597.01 and 20,033.49 is: 30,046.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,406.21 : 96,597.01 = 20,033.49 : x
  2. Step 2: Convert to fraction form
    64,406.21/96,597.01 = 20,033.49/x
  3. Step 3: Cross multiply
    64,406.21x = 96,597.01 × 20,033.49
  4. Step 4: Simplify right side
    64,406.21x = 1,935,175,508.46
  5. Step 5: Solve for x
    x = 1,935,175,508.46/64,406.21
  6. Step 6: Final answer
    x = 30,046.41

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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.