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Finding the Fourth Proportional to 64,305.54, 88,734.33 and 37,442.39

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Solution

The fourth proportional to 64,305.54, 88,734.33 and 37,442.39 is: 51,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.54 : 88,734.33 = 37,442.39 : x
  2. Step 2: Convert to fraction form
    64,305.54/88,734.33 = 37,442.39/x
  3. Step 3: Cross multiply
    64,305.54x = 88,734.33 × 37,442.39
  4. Step 4: Simplify right side
    64,305.54x = 3,322,424,946.58
  5. Step 5: Solve for x
    x = 3,322,424,946.58/64,305.54
  6. Step 6: Final answer
    x = 51,666.23

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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.