Home / 79,003.22-109,025.51-43,193.15

Finding the Fourth Proportional to 79,003.22, 109,025.51 and 43,193.15

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Solution

The fourth proportional to 79,003.22, 109,025.51 and 43,193.15 is: 59,607.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,003.22 : 109,025.51 = 43,193.15 : x
  2. Step 2: Convert to fraction form
    79,003.22/109,025.51 = 43,193.15/x
  3. Step 3: Cross multiply
    79,003.22x = 109,025.51 × 43,193.15
  4. Step 4: Simplify right side
    79,003.22x = 4,709,154,770.11
  5. Step 5: Solve for x
    x = 4,709,154,770.11/79,003.22
  6. Step 6: Final answer
    x = 59,607.12

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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.