Home / 66,535.60-99,819.36-22,162.75

Finding the Fourth Proportional to 66,535.60, 99,819.36 and 22,162.75

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Solution

The fourth proportional to 66,535.60, 99,819.36 and 22,162.75 is: 33,249.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,535.60 : 99,819.36 = 22,162.75 : x
  2. Step 2: Convert to fraction form
    66,535.60/99,819.36 = 22,162.75/x
  3. Step 3: Cross multiply
    66,535.60x = 99,819.36 × 22,162.75
  4. Step 4: Simplify right side
    66,535.60x = 2,212,271,520.84
  5. Step 5: Solve for x
    x = 2,212,271,520.84/66,535.60
  6. Step 6: Final answer
    x = 33,249.44

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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.