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Finding the Fourth Proportional to 174,835.80, 262,512.90 and 104,851.80

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Solution

The fourth proportional to 174,835.80, 262,512.90 and 104,851.80 is: 157,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,835.80 : 262,512.90 = 104,851.80 : x
  2. Step 2: Convert to fraction form
    174,835.80/262,512.90 = 104,851.80/x
  3. Step 3: Cross multiply
    174,835.80x = 262,512.90 × 104,851.80
  4. Step 4: Simplify right side
    174,835.80x = 27,524,950,088.22
  5. Step 5: Solve for x
    x = 27,524,950,088.22/174,835.80
  6. Step 6: Final answer
    x = 157,433.15

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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.