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Finding the Fourth Proportional to 161,167.80, 241,514.10 and 116,887.80

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Solution

The fourth proportional to 161,167.80, 241,514.10 and 116,887.80 is: 175,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,167.80 : 241,514.10 = 116,887.80 : x
  2. Step 2: Convert to fraction form
    161,167.80/241,514.10 = 116,887.80/x
  3. Step 3: Cross multiply
    161,167.80x = 241,514.10 × 116,887.80
  4. Step 4: Simplify right side
    161,167.80x = 28,230,051,817.98
  5. Step 5: Solve for x
    x = 28,230,051,817.98/161,167.80
  6. Step 6: Final answer
    x = 175,159.38

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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.