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Finding the Fourth Proportional to 96,754.40, 133,522.38 and 53,736.67

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Solution

The fourth proportional to 96,754.40, 133,522.38 and 53,736.67 is: 74,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,754.40 : 133,522.38 = 53,736.67 : x
  2. Step 2: Convert to fraction form
    96,754.40/133,522.38 = 53,736.67/x
  3. Step 3: Cross multiply
    96,754.40x = 133,522.38 × 53,736.67
  4. Step 4: Simplify right side
    96,754.40x = 7,175,048,071.67
  5. Step 5: Solve for x
    x = 7,175,048,071.67/96,754.40
  6. Step 6: Final answer
    x = 74,157.33

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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.