Home / 85,228.56-127,899.36-29,824.56

Finding the Fourth Proportional to 85,228.56, 127,899.36 and 29,824.56

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Solution

The fourth proportional to 85,228.56, 127,899.36 and 29,824.56 is: 44,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,228.56 : 127,899.36 = 29,824.56 : x
  2. Step 2: Convert to fraction form
    85,228.56/127,899.36 = 29,824.56/x
  3. Step 3: Cross multiply
    85,228.56x = 127,899.36 × 29,824.56
  4. Step 4: Simplify right side
    85,228.56x = 3,814,542,136.28
  5. Step 5: Solve for x
    x = 3,814,542,136.28/85,228.56
  6. Step 6: Final answer
    x = 44,756.62

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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.