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Finding the Fourth Proportional to 163,204.40, 244,806.60 and 156,983.60

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Solution

The fourth proportional to 163,204.40, 244,806.60 and 156,983.60 is: 235,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,204.40 : 244,806.60 = 156,983.60 : x
  2. Step 2: Convert to fraction form
    163,204.40/244,806.60 = 156,983.60/x
  3. Step 3: Cross multiply
    163,204.40x = 244,806.60 × 156,983.60
  4. Step 4: Simplify right side
    163,204.40x = 38,430,621,371.76
  5. Step 5: Solve for x
    x = 38,430,621,371.76/163,204.40
  6. Step 6: Final answer
    x = 235,475.40

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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.