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Finding the Fourth Proportional to 199,493.50, 275,301.03 and 110,069.50

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Solution

The fourth proportional to 199,493.50, 275,301.03 and 110,069.50 is: 151,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,493.50 : 275,301.03 = 110,069.50 : x
  2. Step 2: Convert to fraction form
    199,493.50/275,301.03 = 110,069.50/x
  3. Step 3: Cross multiply
    199,493.50x = 275,301.03 × 110,069.50
  4. Step 4: Simplify right side
    199,493.50x = 30,302,246,721.59
  5. Step 5: Solve for x
    x = 30,302,246,721.59/199,493.50
  6. Step 6: Final answer
    x = 151,895.91

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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.