Home / 79,004.17-109,025.79-43,194.47

Finding the Fourth Proportional to 79,004.17, 109,025.79 and 43,194.47

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Solution

The fourth proportional to 79,004.17, 109,025.79 and 43,194.47 is: 59,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,004.17 : 109,025.79 = 43,194.47 : x
  2. Step 2: Convert to fraction form
    79,004.17/109,025.79 = 43,194.47/x
  3. Step 3: Cross multiply
    79,004.17x = 109,025.79 × 43,194.47
  4. Step 4: Simplify right side
    79,004.17x = 4,709,310,999.41
  5. Step 5: Solve for x
    x = 4,709,310,999.41/79,004.17
  6. Step 6: Final answer
    x = 59,608.39

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1.5x scale

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.