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Finding the Fourth Proportional to 168,477.98, 252,590.60 and 101,904.48

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Solution

The fourth proportional to 168,477.98, 252,590.60 and 101,904.48 is: 152,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,477.98 : 252,590.60 = 101,904.48 : x
  2. Step 2: Convert to fraction form
    168,477.98/252,590.60 = 101,904.48/x
  3. Step 3: Cross multiply
    168,477.98x = 252,590.60 × 101,904.48
  4. Step 4: Simplify right side
    168,477.98x = 25,740,114,000.65
  5. Step 5: Solve for x
    x = 25,740,114,000.65/168,477.98
  6. Step 6: Final answer
    x = 152,780.29

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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.