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Finding the Fourth Proportional to 147,998.59, 204,101.78 and 96,992.74

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Solution

The fourth proportional to 147,998.59, 204,101.78 and 96,992.74 is: 133,760.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,998.59 : 204,101.78 = 96,992.74 : x
  2. Step 2: Convert to fraction form
    147,998.59/204,101.78 = 96,992.74/x
  3. Step 3: Cross multiply
    147,998.59x = 204,101.78 × 96,992.74
  4. Step 4: Simplify right side
    147,998.59x = 19,796,390,651.24
  5. Step 5: Solve for x
    x = 19,796,390,651.24/147,998.59
  6. Step 6: Final answer
    x = 133,760.67

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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.