Home / 57,845.64-79,826.40-36,642.30

Finding the Fourth Proportional to 57,845.64, 79,826.40 and 36,642.30

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Solution

The fourth proportional to 57,845.64, 79,826.40 and 36,642.30 is: 50,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,845.64 : 79,826.40 = 36,642.30 : x
  2. Step 2: Convert to fraction form
    57,845.64/79,826.40 = 36,642.30/x
  3. Step 3: Cross multiply
    57,845.64x = 79,826.40 × 36,642.30
  4. Step 4: Simplify right side
    57,845.64x = 2,925,022,896.72
  5. Step 5: Solve for x
    x = 2,925,022,896.72/57,845.64
  6. Step 6: Final answer
    x = 50,566.00

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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.