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Finding the Fourth Proportional to 67,195.56, 92,735.64 and 36,986.88

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Solution

The fourth proportional to 67,195.56, 92,735.64 and 36,986.88 is: 51,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,195.56 : 92,735.64 = 36,986.88 : x
  2. Step 2: Convert to fraction form
    67,195.56/92,735.64 = 36,986.88/x
  3. Step 3: Cross multiply
    67,195.56x = 92,735.64 × 36,986.88
  4. Step 4: Simplify right side
    67,195.56x = 3,430,001,988.40
  5. Step 5: Solve for x
    x = 3,430,001,988.40/67,195.56
  6. Step 6: Final answer
    x = 51,045.07

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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.