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Finding the Fourth Proportional to 96,496.16, 133,173 and 54,063.44

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Solution

The fourth proportional to 96,496.16, 133,173 and 54,063.44 is: 74,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,496.16 : 133,173 = 54,063.44 : x
  2. Step 2: Convert to fraction form
    96,496.16/133,173 = 54,063.44/x
  3. Step 3: Cross multiply
    96,496.16x = 133,173 × 54,063.44
  4. Step 4: Simplify right side
    96,496.16x = 7,199,790,495.12
  5. Step 5: Solve for x
    x = 7,199,790,495.12/96,496.16
  6. Step 6: Final answer
    x = 74,612.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.