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Finding the Fourth Proportional to 63,259.94, 87,305.09 and 36,403.58

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Solution

The fourth proportional to 63,259.94, 87,305.09 and 36,403.58 is: 50,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,259.94 : 87,305.09 = 36,403.58 : x
  2. Step 2: Convert to fraction form
    63,259.94/87,305.09 = 36,403.58/x
  3. Step 3: Cross multiply
    63,259.94x = 87,305.09 × 36,403.58
  4. Step 4: Simplify right side
    63,259.94x = 3,178,217,209.68
  5. Step 5: Solve for x
    x = 3,178,217,209.68/63,259.94
  6. Step 6: Final answer
    x = 50,240.60

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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.