Home / 79,675.22-109,947.63-43,858.24

Finding the Fourth Proportional to 79,675.22, 109,947.63 and 43,858.24

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Solution

The fourth proportional to 79,675.22, 109,947.63 and 43,858.24 is: 60,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,675.22 : 109,947.63 = 43,858.24 : x
  2. Step 2: Convert to fraction form
    79,675.22/109,947.63 = 43,858.24/x
  3. Step 3: Cross multiply
    79,675.22x = 109,947.63 × 43,858.24
  4. Step 4: Simplify right side
    79,675.22x = 4,822,109,543.97
  5. Step 5: Solve for x
    x = 4,822,109,543.97/79,675.22
  6. Step 6: Final answer
    x = 60,522.07

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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.