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Finding the Fourth Proportional to 146,998.20, 202,903.20 and 116,837.04

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Solution

The fourth proportional to 146,998.20, 202,903.20 and 116,837.04 is: 161,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,998.20 : 202,903.20 = 116,837.04 : x
  2. Step 2: Convert to fraction form
    146,998.20/202,903.20 = 116,837.04/x
  3. Step 3: Cross multiply
    146,998.20x = 202,903.20 × 116,837.04
  4. Step 4: Simplify right side
    146,998.20x = 23,706,609,294.53
  5. Step 5: Solve for x
    x = 23,706,609,294.53/146,998.20
  6. Step 6: Final answer
    x = 161,271.43

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1.5x scale

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.