Home / 106,434.82-146,877.24-58,687.36

Finding the Fourth Proportional to 106,434.82, 146,877.24 and 58,687.36

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Solution

The fourth proportional to 106,434.82, 146,877.24 and 58,687.36 is: 80,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,434.82 : 146,877.24 = 58,687.36 : x
  2. Step 2: Convert to fraction form
    106,434.82/146,877.24 = 58,687.36/x
  3. Step 3: Cross multiply
    106,434.82x = 146,877.24 × 58,687.36
  4. Step 4: Simplify right side
    106,434.82x = 8,619,837,459.69
  5. Step 5: Solve for x
    x = 8,619,837,459.69/106,434.82
  6. Step 6: Final answer
    x = 80,987.01

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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.