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Finding the Fourth Proportional to 37,384.80, 56,032.80 and 19,845.60

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Solution

The fourth proportional to 37,384.80, 56,032.80 and 19,845.60 is: 29,744.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,384.80 : 56,032.80 = 19,845.60 : x
  2. Step 2: Convert to fraction form
    37,384.80/56,032.80 = 19,845.60/x
  3. Step 3: Cross multiply
    37,384.80x = 56,032.80 × 19,845.60
  4. Step 4: Simplify right side
    37,384.80x = 1,112,004,535.68
  5. Step 5: Solve for x
    x = 1,112,004,535.68/37,384.80
  6. Step 6: Final answer
    x = 29,744.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.