Home / 63,435.54-87,550.37-36,572.80

Finding the Fourth Proportional to 63,435.54, 87,550.37 and 36,572.80

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Solution

The fourth proportional to 63,435.54, 87,550.37 and 36,572.80 is: 50,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,435.54 : 87,550.37 = 36,572.80 : x
  2. Step 2: Convert to fraction form
    63,435.54/87,550.37 = 36,572.80/x
  3. Step 3: Cross multiply
    63,435.54x = 87,550.37 × 36,572.80
  4. Step 4: Simplify right side
    63,435.54x = 3,201,961,989.07
  5. Step 5: Solve for x
    x = 3,201,961,989.07/63,435.54
  6. Step 6: Final answer
    x = 50,475.84

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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.