Home / 172,191.51-258,272.69-59,852.61

Finding the Fourth Proportional to 172,191.51, 258,272.69 and 59,852.61

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Solution

The fourth proportional to 172,191.51, 258,272.69 and 59,852.61 is: 89,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,191.51 : 258,272.69 = 59,852.61 : x
  2. Step 2: Convert to fraction form
    172,191.51/258,272.69 = 59,852.61/x
  3. Step 3: Cross multiply
    172,191.51x = 258,272.69 × 59,852.61
  4. Step 4: Simplify right side
    172,191.51x = 15,458,294,288.96
  5. Step 5: Solve for x
    x = 15,458,294,288.96/172,191.51
  6. Step 6: Final answer
    x = 89,773.85

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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.