Home / 74,133.24-111,202.96-21,542.73

Finding the Fourth Proportional to 74,133.24, 111,202.96 and 21,542.73

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Solution

The fourth proportional to 74,133.24, 111,202.96 and 21,542.73 is: 32,315.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,133.24 : 111,202.96 = 21,542.73 : x
  2. Step 2: Convert to fraction form
    74,133.24/111,202.96 = 21,542.73/x
  3. Step 3: Cross multiply
    74,133.24x = 111,202.96 × 21,542.73
  4. Step 4: Simplify right side
    74,133.24x = 2,395,615,342.48
  5. Step 5: Solve for x
    x = 2,395,615,342.48/74,133.24
  6. Step 6: Final answer
    x = 32,315.00

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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.