Home / 57,708.24-79,639.44-33,507.39

Finding the Fourth Proportional to 57,708.24, 79,639.44 and 33,507.39

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Solution

The fourth proportional to 57,708.24, 79,639.44 and 33,507.39 is: 46,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708.24 : 79,639.44 = 33,507.39 : x
  2. Step 2: Convert to fraction form
    57,708.24/79,639.44 = 33,507.39/x
  3. Step 3: Cross multiply
    57,708.24x = 79,639.44 × 33,507.39
  4. Step 4: Simplify right side
    57,708.24x = 2,668,509,775.46
  5. Step 5: Solve for x
    x = 2,668,509,775.46/57,708.24
  6. Step 6: Final answer
    x = 46,241.40

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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.