Home / 62,859.24-94,268.84-20,731.45

Finding the Fourth Proportional to 62,859.24, 94,268.84 and 20,731.45

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Solution

The fourth proportional to 62,859.24, 94,268.84 and 20,731.45 is: 31,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,859.24 : 94,268.84 = 20,731.45 : x
  2. Step 2: Convert to fraction form
    62,859.24/94,268.84 = 20,731.45/x
  3. Step 3: Cross multiply
    62,859.24x = 94,268.84 × 20,731.45
  4. Step 4: Simplify right side
    62,859.24x = 1,954,329,743.02
  5. Step 5: Solve for x
    x = 1,954,329,743.02/62,859.24
  6. Step 6: Final answer
    x = 31,090.57

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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.