Home / 79,443.36-119,182.19-26,851.68

Finding the Fourth Proportional to 79,443.36, 119,182.19 and 26,851.68

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Solution

The fourth proportional to 79,443.36, 119,182.19 and 26,851.68 is: 40,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,443.36 : 119,182.19 = 26,851.68 : x
  2. Step 2: Convert to fraction form
    79,443.36/119,182.19 = 26,851.68/x
  3. Step 3: Cross multiply
    79,443.36x = 119,182.19 × 26,851.68
  4. Step 4: Simplify right side
    79,443.36x = 3,200,241,893.32
  5. Step 5: Solve for x
    x = 3,200,241,893.32/79,443.36
  6. Step 6: Final answer
    x = 40,283.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.