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Finding the Fourth Proportional to 183,079.80, 275,716.80 and 161,133.12

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Solution

The fourth proportional to 183,079.80, 275,716.80 and 161,133.12 is: 242,665.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,079.80 : 275,716.80 = 161,133.12 : x
  2. Step 2: Convert to fraction form
    183,079.80/275,716.80 = 161,133.12/x
  3. Step 3: Cross multiply
    183,079.80x = 275,716.80 × 161,133.12
  4. Step 4: Simplify right side
    183,079.80x = 44,427,108,220.42
  5. Step 5: Solve for x
    x = 44,427,108,220.42/183,079.80
  6. Step 6: Final answer
    x = 242,665.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.