Home / 182,003.80-272,876.10-69,640.60

Finding the Fourth Proportional to 182,003.80, 272,876.10 and 69,640.60

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Solution

The fourth proportional to 182,003.80, 272,876.10 and 69,640.60 is: 104,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,003.80 : 272,876.10 = 69,640.60 : x
  2. Step 2: Convert to fraction form
    182,003.80/272,876.10 = 69,640.60/x
  3. Step 3: Cross multiply
    182,003.80x = 272,876.10 × 69,640.60
  4. Step 4: Simplify right side
    182,003.80x = 19,003,255,329.66
  5. Step 5: Solve for x
    x = 19,003,255,329.66/182,003.80
  6. Step 6: Final answer
    x = 104,411.31

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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.