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Finding the Fourth Proportional to 65,918.40, 98,858.40 and 23,793.60

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Solution

The fourth proportional to 65,918.40, 98,858.40 and 23,793.60 is: 35,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,918.40 : 98,858.40 = 23,793.60 : x
  2. Step 2: Convert to fraction form
    65,918.40/98,858.40 = 23,793.60/x
  3. Step 3: Cross multiply
    65,918.40x = 98,858.40 × 23,793.60
  4. Step 4: Simplify right side
    65,918.40x = 2,352,197,226.24
  5. Step 5: Solve for x
    x = 2,352,197,226.24/65,918.40
  6. Step 6: Final answer
    x = 35,683.47

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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.