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Finding the Fourth Proportional to 94,460.80, 141,806.40 and 93,769.60

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Solution

The fourth proportional to 94,460.80, 141,806.40 and 93,769.60 is: 140,768.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,460.80 : 141,806.40 = 93,769.60 : x
  2. Step 2: Convert to fraction form
    94,460.80/141,806.40 = 93,769.60/x
  3. Step 3: Cross multiply
    94,460.80x = 141,806.40 × 93,769.60
  4. Step 4: Simplify right side
    94,460.80x = 13,297,129,405.44
  5. Step 5: Solve for x
    x = 13,297,129,405.44/94,460.80
  6. Step 6: Final answer
    x = 140,768.76

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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.