Home / 74,348.81-102,588.13-42,083.27

Finding the Fourth Proportional to 74,348.81, 102,588.13 and 42,083.27

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Solution

The fourth proportional to 74,348.81, 102,588.13 and 42,083.27 is: 58,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,348.81 : 102,588.13 = 42,083.27 : x
  2. Step 2: Convert to fraction form
    74,348.81/102,588.13 = 42,083.27/x
  3. Step 3: Cross multiply
    74,348.81x = 102,588.13 × 42,083.27
  4. Step 4: Simplify right side
    74,348.81x = 4,317,244,282.66
  5. Step 5: Solve for x
    x = 4,317,244,282.66/74,348.81
  6. Step 6: Final answer
    x = 58,067.43

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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.