Home / 170,016.20-254,805.60-103,385.60

Finding the Fourth Proportional to 170,016.20, 254,805.60 and 103,385.60

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Solution

The fourth proportional to 170,016.20, 254,805.60 and 103,385.60 is: 154,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,016.20 : 254,805.60 = 103,385.60 : x
  2. Step 2: Convert to fraction form
    170,016.20/254,805.60 = 103,385.60/x
  3. Step 3: Cross multiply
    170,016.20x = 254,805.60 × 103,385.60
  4. Step 4: Simplify right side
    170,016.20x = 26,343,229,839.36
  5. Step 5: Solve for x
    x = 26,343,229,839.36/170,016.20
  6. Step 6: Final answer
    x = 154,945.41

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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.