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Finding the Fourth Proportional to 175,813.68, 263,720.48 and 116,764.64

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Solution

The fourth proportional to 175,813.68, 263,720.48 and 116,764.64 is: 175,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,813.68 : 263,720.48 = 116,764.64 : x
  2. Step 2: Convert to fraction form
    175,813.68/263,720.48 = 116,764.64/x
  3. Step 3: Cross multiply
    175,813.68x = 263,720.48 × 116,764.64
  4. Step 4: Simplify right side
    175,813.68x = 30,793,226,907.83
  5. Step 5: Solve for x
    x = 30,793,226,907.83/175,813.68
  6. Step 6: Final answer
    x = 175,146.93

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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.