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Finding the Fourth Proportional to 62,837, 94,279.74 and 21,283.88

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Solution

The fourth proportional to 62,837, 94,279.74 and 21,283.88 is: 31,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,837 : 94,279.74 = 21,283.88 : x
  2. Step 2: Convert to fraction form
    62,837/94,279.74 = 21,283.88/x
  3. Step 3: Cross multiply
    62,837x = 94,279.74 × 21,283.88
  4. Step 4: Simplify right side
    62,837x = 2,006,638,672.59
  5. Step 5: Solve for x
    x = 2,006,638,672.59/62,837
  6. Step 6: Final answer
    x = 31,934.03

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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.