Home / 57,076.53-85,613.85-17,628.99

Finding the Fourth Proportional to 57,076.53, 85,613.85 and 17,628.99

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Solution

The fourth proportional to 57,076.53, 85,613.85 and 17,628.99 is: 26,443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,076.53 : 85,613.85 = 17,628.99 : x
  2. Step 2: Convert to fraction form
    57,076.53/85,613.85 = 17,628.99/x
  3. Step 3: Cross multiply
    57,076.53x = 85,613.85 × 17,628.99
  4. Step 4: Simplify right side
    57,076.53x = 1,509,285,705.51
  5. Step 5: Solve for x
    x = 1,509,285,705.51/57,076.53
  6. Step 6: Final answer
    x = 26,443.19

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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.