Home / 57,063.72-85,586.88-21,998.28

Finding the Fourth Proportional to 57,063.72, 85,586.88 and 21,998.28

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Solution

The fourth proportional to 57,063.72, 85,586.88 and 21,998.28 is: 32,994.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,063.72 : 85,586.88 = 21,998.28 : x
  2. Step 2: Convert to fraction form
    57,063.72/85,586.88 = 21,998.28/x
  3. Step 3: Cross multiply
    57,063.72x = 85,586.88 × 21,998.28
  4. Step 4: Simplify right side
    57,063.72x = 1,882,764,150.57
  5. Step 5: Solve for x
    x = 1,882,764,150.57/57,063.72
  6. Step 6: Final answer
    x = 32,994.07

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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.