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Finding the Fourth Proportional to 168,858, 253,287.24 and 58,050

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Solution

The fourth proportional to 168,858, 253,287.24 and 58,050 is: 87,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,858 : 253,287.24 = 58,050 : x
  2. Step 2: Convert to fraction form
    168,858/253,287.24 = 58,050/x
  3. Step 3: Cross multiply
    168,858x = 253,287.24 × 58,050
  4. Step 4: Simplify right side
    168,858x = 14,703,324,282
  5. Step 5: Solve for x
    x = 14,703,324,282/168,858
  6. Step 6: Final answer
    x = 87,075.08

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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.