Home / 112,196.09-155,485.64-110,067.11

Finding the Fourth Proportional to 112,196.09, 155,485.64 and 110,067.11

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Solution

The fourth proportional to 112,196.09, 155,485.64 and 110,067.11 is: 152,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,196.09 : 155,485.64 = 110,067.11 : x
  2. Step 2: Convert to fraction form
    112,196.09/155,485.64 = 110,067.11/x
  3. Step 3: Cross multiply
    112,196.09x = 155,485.64 × 110,067.11
  4. Step 4: Simplify right side
    112,196.09x = 17,113,853,713.54
  5. Step 5: Solve for x
    x = 17,113,853,713.54/112,196.09
  6. Step 6: Final answer
    x = 152,535.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.