Home / 197,467.60-272,512.52-112,583.76

Finding the Fourth Proportional to 197,467.60, 272,512.52 and 112,583.76

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Solution

The fourth proportional to 197,467.60, 272,512.52 and 112,583.76 is: 155,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,467.60 : 272,512.52 = 112,583.76 : x
  2. Step 2: Convert to fraction form
    197,467.60/272,512.52 = 112,583.76/x
  3. Step 3: Cross multiply
    197,467.60x = 272,512.52 × 112,583.76
  4. Step 4: Simplify right side
    197,467.60x = 30,680,484,148.68
  5. Step 5: Solve for x
    x = 30,680,484,148.68/197,467.60
  6. Step 6: Final answer
    x = 155,369.71

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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.