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Finding the Fourth Proportional to 37,485.54, 51,732.54 and 21,573.90

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Solution

The fourth proportional to 37,485.54, 51,732.54 and 21,573.90 is: 29,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,485.54 : 51,732.54 = 21,573.90 : x
  2. Step 2: Convert to fraction form
    37,485.54/51,732.54 = 21,573.90/x
  3. Step 3: Cross multiply
    37,485.54x = 51,732.54 × 21,573.90
  4. Step 4: Simplify right side
    37,485.54x = 1,116,072,644.71
  5. Step 5: Solve for x
    x = 1,116,072,644.71/37,485.54
  6. Step 6: Final answer
    x = 29,773.42

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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.