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Finding the Fourth Proportional to 180,197.38, 248,673.36 and 98,525.89

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Solution

The fourth proportional to 180,197.38, 248,673.36 and 98,525.89 is: 135,966.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,197.38 : 248,673.36 = 98,525.89 : x
  2. Step 2: Convert to fraction form
    180,197.38/248,673.36 = 98,525.89/x
  3. Step 3: Cross multiply
    180,197.38x = 248,673.36 × 98,525.89
  4. Step 4: Simplify right side
    180,197.38x = 24,500,764,113.29
  5. Step 5: Solve for x
    x = 24,500,764,113.29/180,197.38
  6. Step 6: Final answer
    x = 135,966.26

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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.