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Finding the Fourth Proportional to 183,958.80, 275,282.10 and 127,534.20

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Solution

The fourth proportional to 183,958.80, 275,282.10 and 127,534.20 is: 190,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,958.80 : 275,282.10 = 127,534.20 : x
  2. Step 2: Convert to fraction form
    183,958.80/275,282.10 = 127,534.20/x
  3. Step 3: Cross multiply
    183,958.80x = 275,282.10 × 127,534.20
  4. Step 4: Simplify right side
    183,958.80x = 35,107,882,397.82
  5. Step 5: Solve for x
    x = 35,107,882,397.82/183,958.80
  6. Step 6: Final answer
    x = 190,846.44

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1.5x scale

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.