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Finding the Fourth Proportional to 36,696.95, 50,641.50 and 19,929.95

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Solution

The fourth proportional to 36,696.95, 50,641.50 and 19,929.95 is: 27,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696.95 : 50,641.50 = 19,929.95 : x
  2. Step 2: Convert to fraction form
    36,696.95/50,641.50 = 19,929.95/x
  3. Step 3: Cross multiply
    36,696.95x = 50,641.50 × 19,929.95
  4. Step 4: Simplify right side
    36,696.95x = 1,009,282,574.36
  5. Step 5: Solve for x
    x = 1,009,282,574.36/36,696.95
  6. Step 6: Final answer
    x = 27,503.17

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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.