Home / 170,074.20-254,892.60-103,443.60

Finding the Fourth Proportional to 170,074.20, 254,892.60 and 103,443.60

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Solution

The fourth proportional to 170,074.20, 254,892.60 and 103,443.60 is: 155,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,074.20 : 254,892.60 = 103,443.60 : x
  2. Step 2: Convert to fraction form
    170,074.20/254,892.60 = 103,443.60/x
  3. Step 3: Cross multiply
    170,074.20x = 254,892.60 × 103,443.60
  4. Step 4: Simplify right side
    170,074.20x = 26,367,008,157.36
  5. Step 5: Solve for x
    x = 26,367,008,157.36/170,074.20
  6. Step 6: Final answer
    x = 155,032.38

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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.