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Finding the Fourth Proportional to 64,337.84, 96,400.05 and 45,524.63

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Solution

The fourth proportional to 64,337.84, 96,400.05 and 45,524.63 is: 68,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,337.84 : 96,400.05 = 45,524.63 : x
  2. Step 2: Convert to fraction form
    64,337.84/96,400.05 = 45,524.63/x
  3. Step 3: Cross multiply
    64,337.84x = 96,400.05 × 45,524.63
  4. Step 4: Simplify right side
    64,337.84x = 4,388,576,126.23
  5. Step 5: Solve for x
    x = 4,388,576,126.23/64,337.84
  6. Step 6: Final answer
    x = 68,211.44

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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.