Home / 57,579.37-86,313.56-29,512.60

Finding the Fourth Proportional to 57,579.37, 86,313.56 and 29,512.60

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Solution

The fourth proportional to 57,579.37, 86,313.56 and 29,512.60 is: 44,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,579.37 : 86,313.56 = 29,512.60 : x
  2. Step 2: Convert to fraction form
    57,579.37/86,313.56 = 29,512.60/x
  3. Step 3: Cross multiply
    57,579.37x = 86,313.56 × 29,512.60
  4. Step 4: Simplify right side
    57,579.37x = 2,547,337,570.86
  5. Step 5: Solve for x
    x = 2,547,337,570.86/57,579.37
  6. Step 6: Final answer
    x = 44,240.46

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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.