Home / 62,986.55-94,493.15-20,864.25

Finding the Fourth Proportional to 62,986.55, 94,493.15 and 20,864.25

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Solution

The fourth proportional to 62,986.55, 94,493.15 and 20,864.25 is: 31,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,986.55 : 94,493.15 = 20,864.25 : x
  2. Step 2: Convert to fraction form
    62,986.55/94,493.15 = 20,864.25/x
  3. Step 3: Cross multiply
    62,986.55x = 94,493.15 × 20,864.25
  4. Step 4: Simplify right side
    62,986.55x = 1,971,528,704.89
  5. Step 5: Solve for x
    x = 1,971,528,704.89/62,986.55
  6. Step 6: Final answer
    x = 31,300.79

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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.