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Finding the Fourth Proportional to 174,871.70, 241,317.69 and 98,395.04

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Solution

The fourth proportional to 174,871.70, 241,317.69 and 98,395.04 is: 135,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,871.70 : 241,317.69 = 98,395.04 : x
  2. Step 2: Convert to fraction form
    174,871.70/241,317.69 = 98,395.04/x
  3. Step 3: Cross multiply
    174,871.70x = 241,317.69 × 98,395.04
  4. Step 4: Simplify right side
    174,871.70x = 23,744,463,760.26
  5. Step 5: Solve for x
    x = 23,744,463,760.26/174,871.70
  6. Step 6: Final answer
    x = 135,782.20

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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.