Home / 59,615.52-82,305.54-39,489.66

Finding the Fourth Proportional to 59,615.52, 82,305.54 and 39,489.66

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Solution

The fourth proportional to 59,615.52, 82,305.54 and 39,489.66 is: 54,519.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,615.52 : 82,305.54 = 39,489.66 : x
  2. Step 2: Convert to fraction form
    59,615.52/82,305.54 = 39,489.66/x
  3. Step 3: Cross multiply
    59,615.52x = 82,305.54 × 39,489.66
  4. Step 4: Simplify right side
    59,615.52x = 3,250,217,790.72
  5. Step 5: Solve for x
    x = 3,250,217,790.72/59,615.52
  6. Step 6: Final answer
    x = 54,519.66

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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.