Home / 127,092-190,650.96-43,985.76

Finding the Fourth Proportional to 127,092, 190,650.96 and 43,985.76

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Solution

The fourth proportional to 127,092, 190,650.96 and 43,985.76 is: 65,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,092 : 190,650.96 = 43,985.76 : x
  2. Step 2: Convert to fraction form
    127,092/190,650.96 = 43,985.76/x
  3. Step 3: Cross multiply
    127,092x = 190,650.96 × 43,985.76
  4. Step 4: Simplify right side
    127,092x = 8,385,927,370.33
  5. Step 5: Solve for x
    x = 8,385,927,370.33/127,092
  6. Step 6: Final answer
    x = 65,983.13

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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.