Home / 128,246.06-192,371.82-44,005.56

Finding the Fourth Proportional to 128,246.06, 192,371.82 and 44,005.56

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Solution

The fourth proportional to 128,246.06, 192,371.82 and 44,005.56 is: 66,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,246.06 : 192,371.82 = 44,005.56 : x
  2. Step 2: Convert to fraction form
    128,246.06/192,371.82 = 44,005.56/x
  3. Step 3: Cross multiply
    128,246.06x = 192,371.82 × 44,005.56
  4. Step 4: Simplify right side
    128,246.06x = 8,465,429,667.32
  5. Step 5: Solve for x
    x = 8,465,429,667.32/128,246.06
  6. Step 6: Final answer
    x = 66,009.28

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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.