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Finding the Fourth Proportional to 245,616.30, 368,424.45 and 95,861.48

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Solution

The fourth proportional to 245,616.30, 368,424.45 and 95,861.48 is: 143,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,616.30 : 368,424.45 = 95,861.48 : x
  2. Step 2: Convert to fraction form
    245,616.30/368,424.45 = 95,861.48/x
  3. Step 3: Cross multiply
    245,616.30x = 368,424.45 × 95,861.48
  4. Step 4: Simplify right side
    245,616.30x = 35,317,711,203.06
  5. Step 5: Solve for x
    x = 35,317,711,203.06/245,616.30
  6. Step 6: Final answer
    x = 143,792.21

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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.