Home / 57,273.66-79,037.42-31,783.91

Finding the Fourth Proportional to 57,273.66, 79,037.42 and 31,783.91

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Solution

The fourth proportional to 57,273.66, 79,037.42 and 31,783.91 is: 43,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,273.66 : 79,037.42 = 31,783.91 : x
  2. Step 2: Convert to fraction form
    57,273.66/79,037.42 = 31,783.91/x
  3. Step 3: Cross multiply
    57,273.66x = 79,037.42 × 31,783.91
  4. Step 4: Simplify right side
    57,273.66x = 2,512,117,689.81
  5. Step 5: Solve for x
    x = 2,512,117,689.81/57,273.66
  6. Step 6: Final answer
    x = 43,861.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.