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Finding the Fourth Proportional to 96,929.70, 145,335.02 and 37,696.37

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Solution

The fourth proportional to 96,929.70, 145,335.02 and 37,696.37 is: 56,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,929.70 : 145,335.02 = 37,696.37 : x
  2. Step 2: Convert to fraction form
    96,929.70/145,335.02 = 37,696.37/x
  3. Step 3: Cross multiply
    96,929.70x = 145,335.02 × 37,696.37
  4. Step 4: Simplify right side
    96,929.70x = 5,478,601,772.72
  5. Step 5: Solve for x
    x = 5,478,601,772.72/96,929.70
  6. Step 6: Final answer
    x = 56,521.39

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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.