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Finding the Fourth Proportional to 176,763.20, 264,853.20 and 166,265.60

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Solution

The fourth proportional to 176,763.20, 264,853.20 and 166,265.60 is: 249,124.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,763.20 : 264,853.20 = 166,265.60 : x
  2. Step 2: Convert to fraction form
    176,763.20/264,853.20 = 166,265.60/x
  3. Step 3: Cross multiply
    176,763.20x = 264,853.20 × 166,265.60
  4. Step 4: Simplify right side
    176,763.20x = 44,035,976,209.92
  5. Step 5: Solve for x
    x = 44,035,976,209.92/176,763.20
  6. Step 6: Final answer
    x = 249,124.12

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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.