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Finding the Fourth Proportional to 146,773.22, 202,631.02 and 96,618.02

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Solution

The fourth proportional to 146,773.22, 202,631.02 and 96,618.02 is: 133,388.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,773.22 : 202,631.02 = 96,618.02 : x
  2. Step 2: Convert to fraction form
    146,773.22/202,631.02 = 96,618.02/x
  3. Step 3: Cross multiply
    146,773.22x = 202,631.02 × 96,618.02
  4. Step 4: Simplify right side
    146,773.22x = 19,577,806,688.28
  5. Step 5: Solve for x
    x = 19,577,806,688.28/146,773.22
  6. Step 6: Final answer
    x = 133,388.14

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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.