Home / 106,815.25-160,257.94-43,688.44

Finding the Fourth Proportional to 106,815.25, 160,257.94 and 43,688.44

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Solution

The fourth proportional to 106,815.25, 160,257.94 and 43,688.44 is: 65,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,815.25 : 160,257.94 = 43,688.44 : x
  2. Step 2: Convert to fraction form
    106,815.25/160,257.94 = 43,688.44/x
  3. Step 3: Cross multiply
    106,815.25x = 160,257.94 × 43,688.44
  4. Step 4: Simplify right side
    106,815.25x = 7,001,419,396.21
  5. Step 5: Solve for x
    x = 7,001,419,396.21/106,815.25
  6. Step 6: Final answer
    x = 65,547.00

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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.