Home / 74,202.54-102,394.35-43,986.30

Finding the Fourth Proportional to 74,202.54, 102,394.35 and 43,986.30

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Solution

The fourth proportional to 74,202.54, 102,394.35 and 43,986.30 is: 60,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,202.54 : 102,394.35 = 43,986.30 : x
  2. Step 2: Convert to fraction form
    74,202.54/102,394.35 = 43,986.30/x
  3. Step 3: Cross multiply
    74,202.54x = 102,394.35 × 43,986.30
  4. Step 4: Simplify right side
    74,202.54x = 4,503,948,597.41
  5. Step 5: Solve for x
    x = 4,503,948,597.41/74,202.54
  6. Step 6: Final answer
    x = 60,698.04

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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.