Home / 103,414.70-155,083.73-36,837.14

Finding the Fourth Proportional to 103,414.70, 155,083.73 and 36,837.14

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Solution

The fourth proportional to 103,414.70, 155,083.73 and 36,837.14 is: 55,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,414.70 : 155,083.73 = 36,837.14 : x
  2. Step 2: Convert to fraction form
    103,414.70/155,083.73 = 36,837.14/x
  3. Step 3: Cross multiply
    103,414.70x = 155,083.73 × 36,837.14
  4. Step 4: Simplify right side
    103,414.70x = 5,712,840,390.41
  5. Step 5: Solve for x
    x = 5,712,840,390.41/103,414.70
  6. Step 6: Final answer
    x = 55,242.06

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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.