Home / 172,192.51-258,274.18-59,853.61

Finding the Fourth Proportional to 172,192.51, 258,274.18 and 59,853.61

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Solution

The fourth proportional to 172,192.51, 258,274.18 and 59,853.61 is: 89,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,192.51 : 258,274.18 = 59,853.61 : x
  2. Step 2: Convert to fraction form
    172,192.51/258,274.18 = 59,853.61/x
  3. Step 3: Cross multiply
    172,192.51x = 258,274.18 × 59,853.61
  4. Step 4: Simplify right side
    172,192.51x = 15,458,642,042.79
  5. Step 5: Solve for x
    x = 15,458,642,042.79/172,192.51
  6. Step 6: Final answer
    x = 89,775.35

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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.