Home / 63,543.69-87,694.45-36,687.33

Finding the Fourth Proportional to 63,543.69, 87,694.45 and 36,687.33

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Solution

The fourth proportional to 63,543.69, 87,694.45 and 36,687.33 is: 50,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,543.69 : 87,694.45 = 36,687.33 : x
  2. Step 2: Convert to fraction form
    63,543.69/87,694.45 = 36,687.33/x
  3. Step 3: Cross multiply
    63,543.69x = 87,694.45 × 36,687.33
  4. Step 4: Simplify right side
    63,543.69x = 3,217,275,134.60
  5. Step 5: Solve for x
    x = 3,217,275,134.60/63,543.69
  6. Step 6: Final answer
    x = 50,630.91

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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.