Home / 197,273.40-296,031.60-85,007.40

Finding the Fourth Proportional to 197,273.40, 296,031.60 and 85,007.40

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Solution

The fourth proportional to 197,273.40, 296,031.60 and 85,007.40 is: 127,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,273.40 : 296,031.60 = 85,007.40 : x
  2. Step 2: Convert to fraction form
    197,273.40/296,031.60 = 85,007.40/x
  3. Step 3: Cross multiply
    197,273.40x = 296,031.60 × 85,007.40
  4. Step 4: Simplify right side
    197,273.40x = 25,164,876,633.84
  5. Step 5: Solve for x
    x = 25,164,876,633.84/197,273.40
  6. Step 6: Final answer
    x = 127,563.46

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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.