Home / 74,333.20-111,348.60-46,166.80

Finding the Fourth Proportional to 74,333.20, 111,348.60 and 46,166.80

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Solution

The fourth proportional to 74,333.20, 111,348.60 and 46,166.80 is: 69,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,333.20 : 111,348.60 = 46,166.80 : x
  2. Step 2: Convert to fraction form
    74,333.20/111,348.60 = 46,166.80/x
  3. Step 3: Cross multiply
    74,333.20x = 111,348.60 × 46,166.80
  4. Step 4: Simplify right side
    74,333.20x = 5,140,608,546.48
  5. Step 5: Solve for x
    x = 5,140,608,546.48/74,333.20
  6. Step 6: Final answer
    x = 69,156.29

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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.