Home / 57,516.42-86,255.34-27,915.36

Finding the Fourth Proportional to 57,516.42, 86,255.34 and 27,915.36

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Solution

The fourth proportional to 57,516.42, 86,255.34 and 27,915.36 is: 41,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,516.42 : 86,255.34 = 27,915.36 : x
  2. Step 2: Convert to fraction form
    57,516.42/86,255.34 = 27,915.36/x
  3. Step 3: Cross multiply
    57,516.42x = 86,255.34 × 27,915.36
  4. Step 4: Simplify right side
    57,516.42x = 2,407,848,868.02
  5. Step 5: Solve for x
    x = 2,407,848,868.02/57,516.42
  6. Step 6: Final answer
    x = 41,863.68

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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.