Home / 74,132.20-111,212.70-32,012.20

Finding the Fourth Proportional to 74,132.20, 111,212.70 and 32,012.20

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Solution

The fourth proportional to 74,132.20, 111,212.70 and 32,012.20 is: 48,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,132.20 : 111,212.70 = 32,012.20 : x
  2. Step 2: Convert to fraction form
    74,132.20/111,212.70 = 32,012.20/x
  3. Step 3: Cross multiply
    74,132.20x = 111,212.70 × 32,012.20
  4. Step 4: Simplify right side
    74,132.20x = 3,560,163,194.94
  5. Step 5: Solve for x
    x = 3,560,163,194.94/74,132.20
  6. Step 6: Final answer
    x = 48,024.52

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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.