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Finding the Fourth Proportional to 174,576.64, 240,922.72 and 99,132.16

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Solution

The fourth proportional to 174,576.64, 240,922.72 and 99,132.16 is: 136,806.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,576.64 : 240,922.72 = 99,132.16 : x
  2. Step 2: Convert to fraction form
    174,576.64/240,922.72 = 99,132.16/x
  3. Step 3: Cross multiply
    174,576.64x = 240,922.72 × 99,132.16
  4. Step 4: Simplify right side
    174,576.64x = 23,883,189,626.68
  5. Step 5: Solve for x
    x = 23,883,189,626.68/174,576.64
  6. Step 6: Final answer
    x = 136,806.33

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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.