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Finding the Fourth Proportional to 64,366.56, 96,549.92 and 17,619.84

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Solution

The fourth proportional to 64,366.56, 96,549.92 and 17,619.84 is: 26,429.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,366.56 : 96,549.92 = 17,619.84 : x
  2. Step 2: Convert to fraction form
    64,366.56/96,549.92 = 17,619.84/x
  3. Step 3: Cross multiply
    64,366.56x = 96,549.92 × 17,619.84
  4. Step 4: Simplify right side
    64,366.56x = 1,701,194,142.41
  5. Step 5: Solve for x
    x = 1,701,194,142.41/64,366.56
  6. Step 6: Final answer
    x = 26,429.78

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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.