Home / 52,425.44-72,309.96-50,689.64

Finding the Fourth Proportional to 52,425.44, 72,309.96 and 50,689.64

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Solution

The fourth proportional to 52,425.44, 72,309.96 and 50,689.64 is: 69,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.44 : 72,309.96 = 50,689.64 : x
  2. Step 2: Convert to fraction form
    52,425.44/72,309.96 = 50,689.64/x
  3. Step 3: Cross multiply
    52,425.44x = 72,309.96 × 50,689.64
  4. Step 4: Simplify right side
    52,425.44x = 3,665,365,840.81
  5. Step 5: Solve for x
    x = 3,665,365,840.81/52,425.44
  6. Step 6: Final answer
    x = 69,915.79

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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.