Home / 107,786.96-148,747.56-62,468.28

Finding the Fourth Proportional to 107,786.96, 148,747.56 and 62,468.28

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Solution

The fourth proportional to 107,786.96, 148,747.56 and 62,468.28 is: 86,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,786.96 : 148,747.56 = 62,468.28 : x
  2. Step 2: Convert to fraction form
    107,786.96/148,747.56 = 62,468.28/x
  3. Step 3: Cross multiply
    107,786.96x = 148,747.56 × 62,468.28
  4. Step 4: Simplify right side
    107,786.96x = 9,292,004,227.40
  5. Step 5: Solve for x
    x = 9,292,004,227.40/107,786.96
  6. Step 6: Final answer
    x = 86,207.13

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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.