Home / 169,015.03-233,398.79-108,690.43

Finding the Fourth Proportional to 169,015.03, 233,398.79 and 108,690.43

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Solution

The fourth proportional to 169,015.03, 233,398.79 and 108,690.43 is: 150,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,015.03 : 233,398.79 = 108,690.43 : x
  2. Step 2: Convert to fraction form
    169,015.03/233,398.79 = 108,690.43/x
  3. Step 3: Cross multiply
    169,015.03x = 233,398.79 × 108,690.43
  4. Step 4: Simplify right side
    169,015.03x = 25,368,214,846.58
  5. Step 5: Solve for x
    x = 25,368,214,846.58/169,015.03
  6. Step 6: Final answer
    x = 150,094.43

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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.