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Finding the Fourth Proportional to 196,967.22, 295,479.99 and 72,298.50

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Solution

The fourth proportional to 196,967.22, 295,479.99 and 72,298.50 is: 108,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,967.22 : 295,479.99 = 72,298.50 : x
  2. Step 2: Convert to fraction form
    196,967.22/295,479.99 = 72,298.50/x
  3. Step 3: Cross multiply
    196,967.22x = 295,479.99 × 72,298.50
  4. Step 4: Simplify right side
    196,967.22x = 21,362,760,057.02
  5. Step 5: Solve for x
    x = 21,362,760,057.02/196,967.22
  6. Step 6: Final answer
    x = 108,458.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.