Home / 69,149.44-95,376-47,929.60

Finding the Fourth Proportional to 69,149.44, 95,376 and 47,929.60

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Solution

The fourth proportional to 69,149.44, 95,376 and 47,929.60 is: 66,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,149.44 : 95,376 = 47,929.60 : x
  2. Step 2: Convert to fraction form
    69,149.44/95,376 = 47,929.60/x
  3. Step 3: Cross multiply
    69,149.44x = 95,376 × 47,929.60
  4. Step 4: Simplify right side
    69,149.44x = 4,571,333,529.60
  5. Step 5: Solve for x
    x = 4,571,333,529.60/69,149.44
  6. Step 6: Final answer
    x = 66,108.03

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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.