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Finding the Fourth Proportional to 92,606.40, 127,817.73 and 52,343.46

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Solution

The fourth proportional to 92,606.40, 127,817.73 and 52,343.46 is: 72,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,606.40 : 127,817.73 = 52,343.46 : x
  2. Step 2: Convert to fraction form
    92,606.40/127,817.73 = 52,343.46/x
  3. Step 3: Cross multiply
    92,606.40x = 127,817.73 × 52,343.46
  4. Step 4: Simplify right side
    92,606.40x = 6,690,422,237.55
  5. Step 5: Solve for x
    x = 6,690,422,237.55/92,606.40
  6. Step 6: Final answer
    x = 72,245.79

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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.