Home / 197,639.95-296,454.55-55,486.41

Finding the Fourth Proportional to 197,639.95, 296,454.55 and 55,486.41

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Solution

The fourth proportional to 197,639.95, 296,454.55 and 55,486.41 is: 83,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,639.95 : 296,454.55 = 55,486.41 : x
  2. Step 2: Convert to fraction form
    197,639.95/296,454.55 = 55,486.41/x
  3. Step 3: Cross multiply
    197,639.95x = 296,454.55 × 55,486.41
  4. Step 4: Simplify right side
    197,639.95x = 16,449,197,405.23
  5. Step 5: Solve for x
    x = 16,449,197,405.23/197,639.95
  6. Step 6: Final answer
    x = 83,228.10

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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.