Home / 107,086.40-160,629.96-27,124.34

Finding the Fourth Proportional to 107,086.40, 160,629.96 and 27,124.34

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Solution

The fourth proportional to 107,086.40, 160,629.96 and 27,124.34 is: 40,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,086.40 : 160,629.96 = 27,124.34 : x
  2. Step 2: Convert to fraction form
    107,086.40/160,629.96 = 27,124.34/x
  3. Step 3: Cross multiply
    107,086.40x = 160,629.96 × 27,124.34
  4. Step 4: Simplify right side
    107,086.40x = 4,356,981,649.23
  5. Step 5: Solve for x
    x = 4,356,981,649.23/107,086.40
  6. Step 6: Final answer
    x = 40,686.60

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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.