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Finding the Fourth Proportional to 64,791.16, 97,128.42 and 23,228.44

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Solution

The fourth proportional to 64,791.16, 97,128.42 and 23,228.44 is: 34,821.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,791.16 : 97,128.42 = 23,228.44 : x
  2. Step 2: Convert to fraction form
    64,791.16/97,128.42 = 23,228.44/x
  3. Step 3: Cross multiply
    64,791.16x = 97,128.42 × 23,228.44
  4. Step 4: Simplify right side
    64,791.16x = 2,256,141,676.26
  5. Step 5: Solve for x
    x = 2,256,141,676.26/64,791.16
  6. Step 6: Final answer
    x = 34,821.75

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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.