Home / 171,175.40-236,239.70-98,580.66

Finding the Fourth Proportional to 171,175.40, 236,239.70 and 98,580.66

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Solution

The fourth proportional to 171,175.40, 236,239.70 and 98,580.66 is: 136,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,175.40 : 236,239.70 = 98,580.66 : x
  2. Step 2: Convert to fraction form
    171,175.40/236,239.70 = 98,580.66/x
  3. Step 3: Cross multiply
    171,175.40x = 236,239.70 × 98,580.66
  4. Step 4: Simplify right side
    171,175.40x = 23,288,665,051.30
  5. Step 5: Solve for x
    x = 23,288,665,051.30/171,175.40
  6. Step 6: Final answer
    x = 136,051.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.