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Finding the Fourth Proportional to 191,506.59, 264,279.10 and 110,949.69

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Solution

The fourth proportional to 191,506.59, 264,279.10 and 110,949.69 is: 153,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,506.59 : 264,279.10 = 110,949.69 : x
  2. Step 2: Convert to fraction form
    191,506.59/264,279.10 = 110,949.69/x
  3. Step 3: Cross multiply
    191,506.59x = 264,279.10 × 110,949.69
  4. Step 4: Simplify right side
    191,506.59x = 29,321,684,218.48
  5. Step 5: Solve for x
    x = 29,321,684,218.48/191,506.59
  6. Step 6: Final answer
    x = 153,110.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.