Home / 172,427.14-258,647.49-60,118.81

Finding the Fourth Proportional to 172,427.14, 258,647.49 and 60,118.81

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Solution

The fourth proportional to 172,427.14, 258,647.49 and 60,118.81 is: 90,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,427.14 : 258,647.49 = 60,118.81 : x
  2. Step 2: Convert to fraction form
    172,427.14/258,647.49 = 60,118.81/x
  3. Step 3: Cross multiply
    172,427.14x = 258,647.49 × 60,118.81
  4. Step 4: Simplify right side
    172,427.14x = 15,549,579,308.29
  5. Step 5: Solve for x
    x = 15,549,579,308.29/172,427.14
  6. Step 6: Final answer
    x = 90,180.58

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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.