Home / 79,190.93-109,283.51-43,382.22

Finding the Fourth Proportional to 79,190.93, 109,283.51 and 43,382.22

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Solution

The fourth proportional to 79,190.93, 109,283.51 and 43,382.22 is: 59,867.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,190.93 : 109,283.51 = 43,382.22 : x
  2. Step 2: Convert to fraction form
    79,190.93/109,283.51 = 43,382.22/x
  3. Step 3: Cross multiply
    79,190.93x = 109,283.51 × 43,382.22
  4. Step 4: Simplify right side
    79,190.93x = 4,740,961,056.28
  5. Step 5: Solve for x
    x = 4,740,961,056.28/79,190.93
  6. Step 6: Final answer
    x = 59,867.48

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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.