Home / 348,234.18-521,651.41-181,672.26

Finding the Fourth Proportional to 348,234.18, 521,651.41 and 181,672.26

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Solution

The fourth proportional to 348,234.18, 521,651.41 and 181,672.26 is: 272,143.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,234.18 : 521,651.41 = 181,672.26 : x
  2. Step 2: Convert to fraction form
    348,234.18/521,651.41 = 181,672.26/x
  3. Step 3: Cross multiply
    348,234.18x = 521,651.41 × 181,672.26
  4. Step 4: Simplify right side
    348,234.18x = 94,769,590,586.89
  5. Step 5: Solve for x
    x = 94,769,590,586.89/348,234.18
  6. Step 6: Final answer
    x = 272,143.28

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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.