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Finding the Fourth Proportional to 169,061.96, 253,578.26 and 102,482.48

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Solution

The fourth proportional to 169,061.96, 253,578.26 and 102,482.48 is: 153,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,061.96 : 253,578.26 = 102,482.48 : x
  2. Step 2: Convert to fraction form
    169,061.96/253,578.26 = 102,482.48/x
  3. Step 3: Cross multiply
    169,061.96x = 253,578.26 × 102,482.48
  4. Step 4: Simplify right side
    169,061.96x = 25,987,328,958.88
  5. Step 5: Solve for x
    x = 25,987,328,958.88/169,061.96
  6. Step 6: Final answer
    x = 153,714.82

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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.