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Finding the Fourth Proportional to 245,526.52, 368,297.70 and 68,035.24

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Solution

The fourth proportional to 245,526.52, 368,297.70 and 68,035.24 is: 102,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,526.52 : 368,297.70 = 68,035.24 : x
  2. Step 2: Convert to fraction form
    245,526.52/368,297.70 = 68,035.24/x
  3. Step 3: Cross multiply
    245,526.52x = 368,297.70 × 68,035.24
  4. Step 4: Simplify right side
    245,526.52x = 25,057,222,410.95
  5. Step 5: Solve for x
    x = 25,057,222,410.95/245,526.52
  6. Step 6: Final answer
    x = 102,055.05

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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.