Home / 107,170.79-147,904.07-59,433.44

Finding the Fourth Proportional to 107,170.79, 147,904.07 and 59,433.44

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Solution

The fourth proportional to 107,170.79, 147,904.07 and 59,433.44 is: 82,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,170.79 : 147,904.07 = 59,433.44 : x
  2. Step 2: Convert to fraction form
    107,170.79/147,904.07 = 59,433.44/x
  3. Step 3: Cross multiply
    107,170.79x = 147,904.07 × 59,433.44
  4. Step 4: Simplify right side
    107,170.79x = 8,790,446,633.41
  5. Step 5: Solve for x
    x = 8,790,446,633.41/107,170.79
  6. Step 6: Final answer
    x = 82,022.79

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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.