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Finding the Fourth Proportional to 244,113.56, 366,171.56 and 86,342.16

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Solution

The fourth proportional to 244,113.56, 366,171.56 and 86,342.16 is: 129,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,113.56 : 366,171.56 = 86,342.16 : x
  2. Step 2: Convert to fraction form
    244,113.56/366,171.56 = 86,342.16/x
  3. Step 3: Cross multiply
    244,113.56x = 366,171.56 × 86,342.16
  4. Step 4: Simplify right side
    244,113.56x = 31,616,043,420.97
  5. Step 5: Solve for x
    x = 31,616,043,420.97/244,113.56
  6. Step 6: Final answer
    x = 129,513.67

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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.