Home / 197,352.28-272,706.78-140,665.24

Finding the Fourth Proportional to 197,352.28, 272,706.78 and 140,665.24

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Solution

The fourth proportional to 197,352.28, 272,706.78 and 140,665.24 is: 194,375.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,352.28 : 272,706.78 = 140,665.24 : x
  2. Step 2: Convert to fraction form
    197,352.28/272,706.78 = 140,665.24/x
  3. Step 3: Cross multiply
    197,352.28x = 272,706.78 × 140,665.24
  4. Step 4: Simplify right side
    197,352.28x = 38,360,364,658.33
  5. Step 5: Solve for x
    x = 38,360,364,658.33/197,352.28
  6. Step 6: Final answer
    x = 194,375.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.