Home / 73,530.03-110,312.33-20,940.27

Finding the Fourth Proportional to 73,530.03, 110,312.33 and 20,940.27

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Solution

The fourth proportional to 73,530.03, 110,312.33 and 20,940.27 is: 31,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,530.03 : 110,312.33 = 20,940.27 : x
  2. Step 2: Convert to fraction form
    73,530.03/110,312.33 = 20,940.27/x
  3. Step 3: Cross multiply
    73,530.03x = 110,312.33 × 20,940.27
  4. Step 4: Simplify right side
    73,530.03x = 2,309,969,869.83
  5. Step 5: Solve for x
    x = 2,309,969,869.83/73,530.03
  6. Step 6: Final answer
    x = 31,415.33

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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.