Home / 57,100.37-85,650.05-44,630.87

Finding the Fourth Proportional to 57,100.37, 85,650.05 and 44,630.87

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Solution

The fourth proportional to 57,100.37, 85,650.05 and 44,630.87 is: 66,945.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,100.37 : 85,650.05 = 44,630.87 : x
  2. Step 2: Convert to fraction form
    57,100.37/85,650.05 = 44,630.87/x
  3. Step 3: Cross multiply
    57,100.37x = 85,650.05 × 44,630.87
  4. Step 4: Simplify right side
    57,100.37x = 3,822,635,930.37
  5. Step 5: Solve for x
    x = 3,822,635,930.37/57,100.37
  6. Step 6: Final answer
    x = 66,945.91

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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.