Home / 74,365.33-111,517.38-36,911.65

Finding the Fourth Proportional to 74,365.33, 111,517.38 and 36,911.65

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Solution

The fourth proportional to 74,365.33, 111,517.38 and 36,911.65 is: 55,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,365.33 : 111,517.38 = 36,911.65 : x
  2. Step 2: Convert to fraction form
    74,365.33/111,517.38 = 36,911.65/x
  3. Step 3: Cross multiply
    74,365.33x = 111,517.38 × 36,911.65
  4. Step 4: Simplify right side
    74,365.33x = 4,116,290,499.48
  5. Step 5: Solve for x
    x = 4,116,290,499.48/74,365.33
  6. Step 6: Final answer
    x = 55,352.28

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1.5x scale

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.