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Finding the Fourth Proportional to 37,313, 55,969.46 and 25,590.68

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Solution

The fourth proportional to 37,313, 55,969.46 and 25,590.68 is: 38,385.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,313 : 55,969.46 = 25,590.68 : x
  2. Step 2: Convert to fraction form
    37,313/55,969.46 = 25,590.68/x
  3. Step 3: Cross multiply
    37,313x = 55,969.46 × 25,590.68
  4. Step 4: Simplify right side
    37,313x = 1,432,296,540.63
  5. Step 5: Solve for x
    x = 1,432,296,540.63/37,313
  6. Step 6: Final answer
    x = 38,385.99

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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.