Home / 69,490.25-104,235.37-16,899.58

Finding the Fourth Proportional to 69,490.25, 104,235.37 and 16,899.58

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Solution

The fourth proportional to 69,490.25, 104,235.37 and 16,899.58 is: 25,349.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,490.25 : 104,235.37 = 16,899.58 : x
  2. Step 2: Convert to fraction form
    69,490.25/104,235.37 = 16,899.58/x
  3. Step 3: Cross multiply
    69,490.25x = 104,235.37 × 16,899.58
  4. Step 4: Simplify right side
    69,490.25x = 1,761,533,671.31
  5. Step 5: Solve for x
    x = 1,761,533,671.31/69,490.25
  6. Step 6: Final answer
    x = 25,349.37

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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.