Home / 79,675.08-109,949.47-43,865.36

Finding the Fourth Proportional to 79,675.08, 109,949.47 and 43,865.36

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Solution

The fourth proportional to 79,675.08, 109,949.47 and 43,865.36 is: 60,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,675.08 : 109,949.47 = 43,865.36 : x
  2. Step 2: Convert to fraction form
    79,675.08/109,949.47 = 43,865.36/x
  3. Step 3: Cross multiply
    79,675.08x = 109,949.47 × 43,865.36
  4. Step 4: Simplify right side
    79,675.08x = 4,822,973,083.36
  5. Step 5: Solve for x
    x = 4,822,973,083.36/79,675.08
  6. Step 6: Final answer
    x = 60,533.02

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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.