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Finding the Fourth Proportional to 178,188.67, 245,906.49 and 97,616.17

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Solution

The fourth proportional to 178,188.67, 245,906.49 and 97,616.17 is: 134,713.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,188.67 : 245,906.49 = 97,616.17 : x
  2. Step 2: Convert to fraction form
    178,188.67/245,906.49 = 97,616.17/x
  3. Step 3: Cross multiply
    178,188.67x = 245,906.49 × 97,616.17
  4. Step 4: Simplify right side
    178,188.67x = 24,004,449,731.94
  5. Step 5: Solve for x
    x = 24,004,449,731.94/178,188.67
  6. Step 6: Final answer
    x = 134,713.67

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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.