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Finding the Fourth Proportional to 177,070.80, 265,606.20 and 168,469.20

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Solution

The fourth proportional to 177,070.80, 265,606.20 and 168,469.20 is: 252,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,070.80 : 265,606.20 = 168,469.20 : x
  2. Step 2: Convert to fraction form
    177,070.80/265,606.20 = 168,469.20/x
  3. Step 3: Cross multiply
    177,070.80x = 265,606.20 × 168,469.20
  4. Step 4: Simplify right side
    177,070.80x = 44,746,464,029.04
  5. Step 5: Solve for x
    x = 44,746,464,029.04/177,070.80
  6. Step 6: Final answer
    x = 252,703.80

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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.