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Finding the Fourth Proportional to 163,158.48, 244,749.52 and 68,293.25

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Solution

The fourth proportional to 163,158.48, 244,749.52 and 68,293.25 is: 102,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,158.48 : 244,749.52 = 68,293.25 : x
  2. Step 2: Convert to fraction form
    163,158.48/244,749.52 = 68,293.25/x
  3. Step 3: Cross multiply
    163,158.48x = 244,749.52 × 68,293.25
  4. Step 4: Simplify right side
    163,158.48x = 16,714,740,928.74
  5. Step 5: Solve for x
    x = 16,714,740,928.74/163,158.48
  6. Step 6: Final answer
    x = 102,444.82

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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.