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Finding the Fourth Proportional to 94,714.50, 130,706.29 and 51,694.39

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Solution

The fourth proportional to 94,714.50, 130,706.29 and 51,694.39 is: 71,338.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,714.50 : 130,706.29 = 51,694.39 : x
  2. Step 2: Convert to fraction form
    94,714.50/130,706.29 = 51,694.39/x
  3. Step 3: Cross multiply
    94,714.50x = 130,706.29 × 51,694.39
  4. Step 4: Simplify right side
    94,714.50x = 6,756,781,603.95
  5. Step 5: Solve for x
    x = 6,756,781,603.95/94,714.50
  6. Step 6: Final answer
    x = 71,338.41

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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.