Home / 74,517.02-111,775.57-18,358.22

Finding the Fourth Proportional to 74,517.02, 111,775.57 and 18,358.22

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Solution

The fourth proportional to 74,517.02, 111,775.57 and 18,358.22 is: 27,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,517.02 : 111,775.57 = 18,358.22 : x
  2. Step 2: Convert to fraction form
    74,517.02/111,775.57 = 18,358.22/x
  3. Step 3: Cross multiply
    74,517.02x = 111,775.57 × 18,358.22
  4. Step 4: Simplify right side
    74,517.02x = 2,052,000,692.33
  5. Step 5: Solve for x
    x = 2,052,000,692.33/74,517.02
  6. Step 6: Final answer
    x = 27,537.34

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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.