Home / 172,675.23-259,045.65-60,387.36

Finding the Fourth Proportional to 172,675.23, 259,045.65 and 60,387.36

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Solution

The fourth proportional to 172,675.23, 259,045.65 and 60,387.36 is: 90,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,675.23 : 259,045.65 = 60,387.36 : x
  2. Step 2: Convert to fraction form
    172,675.23/259,045.65 = 60,387.36/x
  3. Step 3: Cross multiply
    172,675.23x = 259,045.65 × 60,387.36
  4. Step 4: Simplify right side
    172,675.23x = 15,643,082,922.98
  5. Step 5: Solve for x
    x = 15,643,082,922.98/172,675.23
  6. Step 6: Final answer
    x = 90,592.51

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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.