Home / 107,713.62-148,669.56-69,922.26

Finding the Fourth Proportional to 107,713.62, 148,669.56 and 69,922.26

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Solution

The fourth proportional to 107,713.62, 148,669.56 and 69,922.26 is: 96,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,713.62 : 148,669.56 = 69,922.26 : x
  2. Step 2: Convert to fraction form
    107,713.62/148,669.56 = 69,922.26/x
  3. Step 3: Cross multiply
    107,713.62x = 148,669.56 × 69,922.26
  4. Step 4: Simplify right side
    107,713.62x = 10,395,311,628.41
  5. Step 5: Solve for x
    x = 10,395,311,628.41/107,713.62
  6. Step 6: Final answer
    x = 96,508.79

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1.5x scale

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.