Home / 57,170.24-85,759.28-17,722.16

Finding the Fourth Proportional to 57,170.24, 85,759.28 and 17,722.16

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Solution

The fourth proportional to 57,170.24, 85,759.28 and 17,722.16 is: 26,584.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,170.24 : 85,759.28 = 17,722.16 : x
  2. Step 2: Convert to fraction form
    57,170.24/85,759.28 = 17,722.16/x
  3. Step 3: Cross multiply
    57,170.24x = 85,759.28 × 17,722.16
  4. Step 4: Simplify right side
    57,170.24x = 1,519,839,681.64
  5. Step 5: Solve for x
    x = 1,519,839,681.64/57,170.24
  6. Step 6: Final answer
    x = 26,584.46

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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.