Home / 79,765.30-110,074.69-43,467.06

Finding the Fourth Proportional to 79,765.30, 110,074.69 and 43,467.06

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Solution

The fourth proportional to 79,765.30, 110,074.69 and 43,467.06 is: 59,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,765.30 : 110,074.69 = 43,467.06 : x
  2. Step 2: Convert to fraction form
    79,765.30/110,074.69 = 43,467.06/x
  3. Step 3: Cross multiply
    79,765.30x = 110,074.69 × 43,467.06
  4. Step 4: Simplify right side
    79,765.30x = 4,784,623,002.66
  5. Step 5: Solve for x
    x = 4,784,623,002.66/79,765.30
  6. Step 6: Final answer
    x = 59,983.77

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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.