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Finding the Fourth Proportional to 62,953.70, 94,435.41 and 18,579.47

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Solution

The fourth proportional to 62,953.70, 94,435.41 and 18,579.47 is: 27,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,953.70 : 94,435.41 = 18,579.47 : x
  2. Step 2: Convert to fraction form
    62,953.70/94,435.41 = 18,579.47/x
  3. Step 3: Cross multiply
    62,953.70x = 94,435.41 × 18,579.47
  4. Step 4: Simplify right side
    62,953.70x = 1,754,559,867.03
  5. Step 5: Solve for x
    x = 1,754,559,867.03/62,953.70
  6. Step 6: Final answer
    x = 27,870.64

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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.