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Finding the Fourth Proportional to 40,977.41, 61,490.03 and 17,283.51

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Solution

The fourth proportional to 40,977.41, 61,490.03 and 17,283.51 is: 25,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,977.41 : 61,490.03 = 17,283.51 : x
  2. Step 2: Convert to fraction form
    40,977.41/61,490.03 = 17,283.51/x
  3. Step 3: Cross multiply
    40,977.41x = 61,490.03 × 17,283.51
  4. Step 4: Simplify right side
    40,977.41x = 1,062,763,461.99
  5. Step 5: Solve for x
    x = 1,062,763,461.99/40,977.41
  6. Step 6: Final answer
    x = 25,935.35

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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.