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Finding the Fourth Proportional to 66,327.98, 91,527.99 and 37,648.23

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Solution

The fourth proportional to 66,327.98, 91,527.99 and 37,648.23 is: 51,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,327.98 : 91,527.99 = 37,648.23 : x
  2. Step 2: Convert to fraction form
    66,327.98/91,527.99 = 37,648.23/x
  3. Step 3: Cross multiply
    66,327.98x = 91,527.99 × 37,648.23
  4. Step 4: Simplify right side
    66,327.98x = 3,445,866,818.96
  5. Step 5: Solve for x
    x = 3,445,866,818.96/66,327.98
  6. Step 6: Final answer
    x = 51,951.94

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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.