Home / 85,839.27-118,446.21-50,001.63

Finding the Fourth Proportional to 85,839.27, 118,446.21 and 50,001.63

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Solution

The fourth proportional to 85,839.27, 118,446.21 and 50,001.63 is: 68,995.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,839.27 : 118,446.21 = 50,001.63 : x
  2. Step 2: Convert to fraction form
    85,839.27/118,446.21 = 50,001.63/x
  3. Step 3: Cross multiply
    85,839.27x = 118,446.21 × 50,001.63
  4. Step 4: Simplify right side
    85,839.27x = 5,922,503,567.32
  5. Step 5: Solve for x
    x = 5,922,503,567.32/85,839.27
  6. Step 6: Final answer
    x = 68,995.27

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1.5x scale

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.