Home / 69,865.20-104,591.88-46,129.20

Finding the Fourth Proportional to 69,865.20, 104,591.88 and 46,129.20

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Solution

The fourth proportional to 69,865.20, 104,591.88 and 46,129.20 is: 69,057.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865.20 : 104,591.88 = 46,129.20 : x
  2. Step 2: Convert to fraction form
    69,865.20/104,591.88 = 46,129.20/x
  3. Step 3: Cross multiply
    69,865.20x = 104,591.88 × 46,129.20
  4. Step 4: Simplify right side
    69,865.20x = 4,824,739,750.90
  5. Step 5: Solve for x
    x = 4,824,739,750.90/69,865.20
  6. Step 6: Final answer
    x = 69,057.84

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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.