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Finding the Fourth Proportional to 172,529.69, 258,797.98 and 46,169.74

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Solution

The fourth proportional to 172,529.69, 258,797.98 and 46,169.74 is: 69,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,529.69 : 258,797.98 = 46,169.74 : x
  2. Step 2: Convert to fraction form
    172,529.69/258,797.98 = 46,169.74/x
  3. Step 3: Cross multiply
    172,529.69x = 258,797.98 × 46,169.74
  4. Step 4: Simplify right side
    172,529.69x = 11,948,634,155.14
  5. Step 5: Solve for x
    x = 11,948,634,155.14/172,529.69
  6. Step 6: Final answer
    x = 69,255.52

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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.