Home / 197,681.46-296,477.72-90,963.03

Finding the Fourth Proportional to 197,681.46, 296,477.72 and 90,963.03

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Solution

The fourth proportional to 197,681.46, 296,477.72 and 90,963.03 is: 136,424.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,681.46 : 296,477.72 = 90,963.03 : x
  2. Step 2: Convert to fraction form
    197,681.46/296,477.72 = 90,963.03/x
  3. Step 3: Cross multiply
    197,681.46x = 296,477.72 × 90,963.03
  4. Step 4: Simplify right side
    197,681.46x = 26,968,511,738.69
  5. Step 5: Solve for x
    x = 26,968,511,738.69/197,681.46
  6. Step 6: Final answer
    x = 136,424.08

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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.