Home / 106,673.04-160,018.68-27,787.28

Finding the Fourth Proportional to 106,673.04, 160,018.68 and 27,787.28

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Solution

The fourth proportional to 106,673.04, 160,018.68 and 27,787.28 is: 41,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,673.04 : 160,018.68 = 27,787.28 : x
  2. Step 2: Convert to fraction form
    106,673.04/160,018.68 = 27,787.28/x
  3. Step 3: Cross multiply
    106,673.04x = 160,018.68 × 27,787.28
  4. Step 4: Simplify right side
    106,673.04x = 4,446,483,866.39
  5. Step 5: Solve for x
    x = 4,446,483,866.39/106,673.04
  6. Step 6: Final answer
    x = 41,683.30

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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.