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Finding the Fourth Proportional to 163,292.92, 244,828.02 and 83,133.88

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Solution

The fourth proportional to 163,292.92, 244,828.02 and 83,133.88 is: 124,644.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,292.92 : 244,828.02 = 83,133.88 : x
  2. Step 2: Convert to fraction form
    163,292.92/244,828.02 = 83,133.88/x
  3. Step 3: Cross multiply
    163,292.92x = 244,828.02 × 83,133.88
  4. Step 4: Simplify right side
    163,292.92x = 20,353,503,235.32
  5. Step 5: Solve for x
    x = 20,353,503,235.32/163,292.92
  6. Step 6: Final answer
    x = 124,644.13

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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.