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Finding the Fourth Proportional to 97,247.84, 134,198.52 and 54,810.32

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Solution

The fourth proportional to 97,247.84, 134,198.52 and 54,810.32 is: 75,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,247.84 : 134,198.52 = 54,810.32 : x
  2. Step 2: Convert to fraction form
    97,247.84/134,198.52 = 54,810.32/x
  3. Step 3: Cross multiply
    97,247.84x = 134,198.52 × 54,810.32
  4. Step 4: Simplify right side
    97,247.84x = 7,355,463,824.73
  5. Step 5: Solve for x
    x = 7,355,463,824.73/97,247.84
  6. Step 6: Final answer
    x = 75,636.27

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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.