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Finding the Fourth Proportional to 163,293.92, 244,962 and 112,598.72

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Solution

The fourth proportional to 163,293.92, 244,962 and 112,598.72 is: 168,912.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,293.92 : 244,962 = 112,598.72 : x
  2. Step 2: Convert to fraction form
    163,293.92/244,962 = 112,598.72/x
  3. Step 3: Cross multiply
    163,293.92x = 244,962 × 112,598.72
  4. Step 4: Simplify right side
    163,293.92x = 27,582,407,648.64
  5. Step 5: Solve for x
    x = 27,582,407,648.64/163,293.92
  6. Step 6: Final answer
    x = 168,912.64

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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.