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Finding the Fourth Proportional to 97,239.51, 134,198.42 and 54,800.91

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Solution

The fourth proportional to 97,239.51, 134,198.42 and 54,800.91 is: 75,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,239.51 : 134,198.42 = 54,800.91 : x
  2. Step 2: Convert to fraction form
    97,239.51/134,198.42 = 54,800.91/x
  3. Step 3: Cross multiply
    97,239.51x = 134,198.42 × 54,800.91
  4. Step 4: Simplify right side
    97,239.51x = 7,354,195,262.56
  5. Step 5: Solve for x
    x = 7,354,195,262.56/97,239.51
  6. Step 6: Final answer
    x = 75,629.70

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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.