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Finding the Fourth Proportional to 63,405.35, 87,484.35 and 37,550.84

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Solution

The fourth proportional to 63,405.35, 87,484.35 and 37,550.84 is: 51,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,405.35 : 87,484.35 = 37,550.84 : x
  2. Step 2: Convert to fraction form
    63,405.35/87,484.35 = 37,550.84/x
  3. Step 3: Cross multiply
    63,405.35x = 87,484.35 × 37,550.84
  4. Step 4: Simplify right side
    63,405.35x = 3,285,110,641.60
  5. Step 5: Solve for x
    x = 3,285,110,641.60/63,405.35
  6. Step 6: Final answer
    x = 51,811.26

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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.