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Finding the Fourth Proportional to 69,786.45, 96,302.53 and 37,955.34

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Solution

The fourth proportional to 69,786.45, 96,302.53 and 37,955.34 is: 52,376.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,786.45 : 96,302.53 = 37,955.34 : x
  2. Step 2: Convert to fraction form
    69,786.45/96,302.53 = 37,955.34/x
  3. Step 3: Cross multiply
    69,786.45x = 96,302.53 × 37,955.34
  4. Step 4: Simplify right side
    69,786.45x = 3,655,194,692.61
  5. Step 5: Solve for x
    x = 3,655,194,692.61/69,786.45
  6. Step 6: Final answer
    x = 52,376.86

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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.