Home / 172,499.14-258,666.76-60,165.70

Finding the Fourth Proportional to 172,499.14, 258,666.76 and 60,165.70

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Solution

The fourth proportional to 172,499.14, 258,666.76 and 60,165.70 is: 90,219.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,499.14 : 258,666.76 = 60,165.70 : x
  2. Step 2: Convert to fraction form
    172,499.14/258,666.76 = 60,165.70/x
  3. Step 3: Cross multiply
    172,499.14x = 258,666.76 × 60,165.70
  4. Step 4: Simplify right side
    172,499.14x = 15,562,866,682.13
  5. Step 5: Solve for x
    x = 15,562,866,682.13/172,499.14
  6. Step 6: Final answer
    x = 90,219.97

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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.