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Finding the Fourth Proportional to 228,122.28, 342,241.68 and 94,958.28

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Solution

The fourth proportional to 228,122.28, 342,241.68 and 94,958.28 is: 142,461.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,122.28 : 342,241.68 = 94,958.28 : x
  2. Step 2: Convert to fraction form
    228,122.28/342,241.68 = 94,958.28/x
  3. Step 3: Cross multiply
    228,122.28x = 342,241.68 × 94,958.28
  4. Step 4: Simplify right side
    228,122.28x = 32,498,681,277.11
  5. Step 5: Solve for x
    x = 32,498,681,277.11/228,122.28
  6. Step 6: Final answer
    x = 142,461.67

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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.