Home / 202,555.10-304,067.45-118,375.70

Finding the Fourth Proportional to 202,555.10, 304,067.45 and 118,375.70

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Solution

The fourth proportional to 202,555.10, 304,067.45 and 118,375.70 is: 177,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,555.10 : 304,067.45 = 118,375.70 : x
  2. Step 2: Convert to fraction form
    202,555.10/304,067.45 = 118,375.70/x
  3. Step 3: Cross multiply
    202,555.10x = 304,067.45 × 118,375.70
  4. Step 4: Simplify right side
    202,555.10x = 35,994,196,016.57
  5. Step 5: Solve for x
    x = 35,994,196,016.57/202,555.10
  6. Step 6: Final answer
    x = 177,700.76

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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.