Home / 106,453.58-159,680.34-43,308.05

Finding the Fourth Proportional to 106,453.58, 159,680.34 and 43,308.05

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Solution

The fourth proportional to 106,453.58, 159,680.34 and 43,308.05 is: 64,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,453.58 : 159,680.34 = 43,308.05 : x
  2. Step 2: Convert to fraction form
    106,453.58/159,680.34 = 43,308.05/x
  3. Step 3: Cross multiply
    106,453.58x = 159,680.34 × 43,308.05
  4. Step 4: Simplify right side
    106,453.58x = 6,915,443,350.34
  5. Step 5: Solve for x
    x = 6,915,443,350.34/106,453.58
  6. Step 6: Final answer
    x = 64,962.06

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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.