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Finding the Fourth Proportional to 37,018.56, 51,085.56 and 20,251.56

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Solution

The fourth proportional to 37,018.56, 51,085.56 and 20,251.56 is: 27,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018.56 : 51,085.56 = 20,251.56 : x
  2. Step 2: Convert to fraction form
    37,018.56/51,085.56 = 20,251.56/x
  3. Step 3: Cross multiply
    37,018.56x = 51,085.56 × 20,251.56
  4. Step 4: Simplify right side
    37,018.56x = 1,034,562,283.47
  5. Step 5: Solve for x
    x = 1,034,562,283.47/37,018.56
  6. Step 6: Final answer
    x = 27,947.12

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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.