Home / 171,149.58-236,157.80-99,532.62

Finding the Fourth Proportional to 171,149.58, 236,157.80 and 99,532.62

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Solution

The fourth proportional to 171,149.58, 236,157.80 and 99,532.62 is: 137,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,149.58 : 236,157.80 = 99,532.62 : x
  2. Step 2: Convert to fraction form
    171,149.58/236,157.80 = 99,532.62/x
  3. Step 3: Cross multiply
    171,149.58x = 236,157.80 × 99,532.62
  4. Step 4: Simplify right side
    171,149.58x = 23,505,404,069.77
  5. Step 5: Solve for x
    x = 23,505,404,069.77/171,149.58
  6. Step 6: Final answer
    x = 137,338.37

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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.