Home / 255,015.20-382,273.29-94,973.72

Finding the Fourth Proportional to 255,015.20, 382,273.29 and 94,973.72

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Solution

The fourth proportional to 255,015.20, 382,273.29 and 94,973.72 is: 142,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,015.20 : 382,273.29 = 94,973.72 : x
  2. Step 2: Convert to fraction form
    255,015.20/382,273.29 = 94,973.72/x
  3. Step 3: Cross multiply
    255,015.20x = 382,273.29 × 94,973.72
  4. Step 4: Simplify right side
    255,015.20x = 36,305,914,496.57
  5. Step 5: Solve for x
    x = 36,305,914,496.57/255,015.20
  6. Step 6: Final answer
    x = 142,367.65

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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.