Home / 74,210.85-111,331.80-24,287.04

Finding the Fourth Proportional to 74,210.85, 111,331.80 and 24,287.04

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Solution

The fourth proportional to 74,210.85, 111,331.80 and 24,287.04 is: 36,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,210.85 : 111,331.80 = 24,287.04 : x
  2. Step 2: Convert to fraction form
    74,210.85/111,331.80 = 24,287.04/x
  3. Step 3: Cross multiply
    74,210.85x = 111,331.80 × 24,287.04
  4. Step 4: Simplify right side
    74,210.85x = 2,703,919,879.87
  5. Step 5: Solve for x
    x = 2,703,919,879.87/74,210.85
  6. Step 6: Final answer
    x = 36,435.64

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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.