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Finding the Fourth Proportional to 37,364, 51,563.40 and 20,598.08

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Solution

The fourth proportional to 37,364, 51,563.40 and 20,598.08 is: 28,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,364 : 51,563.40 = 20,598.08 : x
  2. Step 2: Convert to fraction form
    37,364/51,563.40 = 20,598.08/x
  3. Step 3: Cross multiply
    37,364x = 51,563.40 × 20,598.08
  4. Step 4: Simplify right side
    37,364x = 1,062,107,038.27
  5. Step 5: Solve for x
    x = 1,062,107,038.27/37,364
  6. Step 6: Final answer
    x = 28,425.95

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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.