Home / 79,567.12-109,800.11-43,757.02

Finding the Fourth Proportional to 79,567.12, 109,800.11 and 43,757.02

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Solution

The fourth proportional to 79,567.12, 109,800.11 and 43,757.02 is: 60,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,567.12 : 109,800.11 = 43,757.02 : x
  2. Step 2: Convert to fraction form
    79,567.12/109,800.11 = 43,757.02/x
  3. Step 3: Cross multiply
    79,567.12x = 109,800.11 × 43,757.02
  4. Step 4: Simplify right side
    79,567.12x = 4,804,524,841.49
  5. Step 5: Solve for x
    x = 4,804,524,841.49/79,567.12
  6. Step 6: Final answer
    x = 60,383.30

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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.