Home / 43,533.45-65,261.30-17,220.20

Finding the Fourth Proportional to 43,533.45, 65,261.30 and 17,220.20

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Solution

The fourth proportional to 43,533.45, 65,261.30 and 17,220.20 is: 25,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,533.45 : 65,261.30 = 17,220.20 : x
  2. Step 2: Convert to fraction form
    43,533.45/65,261.30 = 17,220.20/x
  3. Step 3: Cross multiply
    43,533.45x = 65,261.30 × 17,220.20
  4. Step 4: Simplify right side
    43,533.45x = 1,123,812,225.85
  5. Step 5: Solve for x
    x = 1,123,812,225.85/43,533.45
  6. Step 6: Final answer
    x = 25,814.91

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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.