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Finding the Fourth Proportional to 64,335.77, 96,396.95 and 45,522.56

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Solution

The fourth proportional to 64,335.77, 96,396.95 and 45,522.56 is: 68,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,335.77 : 96,396.95 = 45,522.56 : x
  2. Step 2: Convert to fraction form
    64,335.77/96,396.95 = 45,522.56/x
  3. Step 3: Cross multiply
    64,335.77x = 96,396.95 × 45,522.56
  4. Step 4: Simplify right side
    64,335.77x = 4,388,235,940.19
  5. Step 5: Solve for x
    x = 4,388,235,940.19/64,335.77
  6. Step 6: Final answer
    x = 68,208.34

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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.