Home / 172,530.69-258,799.48-46,170.74

Finding the Fourth Proportional to 172,530.69, 258,799.48 and 46,170.74

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Solution

The fourth proportional to 172,530.69, 258,799.48 and 46,170.74 is: 69,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,530.69 : 258,799.48 = 46,170.74 : x
  2. Step 2: Convert to fraction form
    172,530.69/258,799.48 = 46,170.74/x
  3. Step 3: Cross multiply
    172,530.69x = 258,799.48 × 46,170.74
  4. Step 4: Simplify right side
    172,530.69x = 11,948,963,503.22
  5. Step 5: Solve for x
    x = 11,948,963,503.22/172,530.69
  6. Step 6: Final answer
    x = 69,257.03

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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.