Home / 127,265.96-190,899.45-43,026.57

Finding the Fourth Proportional to 127,265.96, 190,899.45 and 43,026.57

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Solution

The fourth proportional to 127,265.96, 190,899.45 and 43,026.57 is: 64,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,265.96 : 190,899.45 = 43,026.57 : x
  2. Step 2: Convert to fraction form
    127,265.96/190,899.45 = 43,026.57/x
  3. Step 3: Cross multiply
    127,265.96x = 190,899.45 × 43,026.57
  4. Step 4: Simplify right side
    127,265.96x = 8,213,748,548.39
  5. Step 5: Solve for x
    x = 8,213,748,548.39/127,265.96
  6. Step 6: Final answer
    x = 64,540.03

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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.