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Finding the Fourth Proportional to 74,573.91, 102,933.72 and 59,571.09

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Solution

The fourth proportional to 74,573.91, 102,933.72 and 59,571.09 is: 82,225.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,573.91 : 102,933.72 = 59,571.09 : x
  2. Step 2: Convert to fraction form
    74,573.91/102,933.72 = 59,571.09/x
  3. Step 3: Cross multiply
    74,573.91x = 102,933.72 × 59,571.09
  4. Step 4: Simplify right side
    74,573.91x = 6,131,873,898.15
  5. Step 5: Solve for x
    x = 6,131,873,898.15/74,573.91
  6. Step 6: Final answer
    x = 82,225.46

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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.