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Finding the Fourth Proportional to 200,030.50, 300,193.44 and 94,849.84

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Solution

The fourth proportional to 200,030.50, 300,193.44 and 94,849.84 is: 142,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,030.50 : 300,193.44 = 94,849.84 : x
  2. Step 2: Convert to fraction form
    200,030.50/300,193.44 = 94,849.84/x
  3. Step 3: Cross multiply
    200,030.50x = 300,193.44 × 94,849.84
  4. Step 4: Simplify right side
    200,030.50x = 28,473,299,753.05
  5. Step 5: Solve for x
    x = 28,473,299,753.05/200,030.50
  6. Step 6: Final answer
    x = 142,344.79

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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.