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Finding the Fourth Proportional to 268,041.00, 369,893.84 and 147,181.15

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Solution

The fourth proportional to 268,041.00, 369,893.84 and 147,181.15 is: 203,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,041.00 : 369,893.84 = 147,181.15 : x
  2. Step 2: Convert to fraction form
    268,041.00/369,893.84 = 147,181.15/x
  3. Step 3: Cross multiply
    268,041.00x = 369,893.84 × 147,181.15
  4. Step 4: Simplify right side
    268,041.00x = 54,441,401,303.47
  5. Step 5: Solve for x
    x = 54,441,401,303.47/268,041.00
  6. Step 6: Final answer
    x = 203,108.49

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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.