Home / 79,973.24-119,974.44-40,013.12

Finding the Fourth Proportional to 79,973.24, 119,974.44 and 40,013.12

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Solution

The fourth proportional to 79,973.24, 119,974.44 and 40,013.12 is: 60,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,973.24 : 119,974.44 = 40,013.12 : x
  2. Step 2: Convert to fraction form
    79,973.24/119,974.44 = 40,013.12/x
  3. Step 3: Cross multiply
    79,973.24x = 119,974.44 × 40,013.12
  4. Step 4: Simplify right side
    79,973.24x = 4,800,551,664.65
  5. Step 5: Solve for x
    x = 4,800,551,664.65/79,973.24
  6. Step 6: Final answer
    x = 60,026.97

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1.5x scale

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.