Home / 548,160.21-822,381.86-169,072.38

Finding the Fourth Proportional to 548,160.21, 822,381.86 and 169,072.38

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Solution

The fourth proportional to 548,160.21, 822,381.86 and 169,072.38 is: 253,652.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,160.21 : 822,381.86 = 169,072.38 : x
  2. Step 2: Convert to fraction form
    548,160.21/822,381.86 = 169,072.38/x
  3. Step 3: Cross multiply
    548,160.21x = 822,381.86 × 169,072.38
  4. Step 4: Simplify right side
    548,160.21x = 139,042,058,761.71
  5. Step 5: Solve for x
    x = 139,042,058,761.71/548,160.21
  6. Step 6: Final answer
    x = 253,652.23

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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.