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Finding the Fourth Proportional to 65,858.32, 98,791.73 and 23,158.51

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Solution

The fourth proportional to 65,858.32, 98,791.73 and 23,158.51 is: 34,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,858.32 : 98,791.73 = 23,158.51 : x
  2. Step 2: Convert to fraction form
    65,858.32/98,791.73 = 23,158.51/x
  3. Step 3: Cross multiply
    65,858.32x = 98,791.73 × 23,158.51
  4. Step 4: Simplify right side
    65,858.32x = 2,287,869,677.16
  5. Step 5: Solve for x
    x = 2,287,869,677.16/65,858.32
  6. Step 6: Final answer
    x = 34,739.27

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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.