Home / 63,379.18-87,448.98-36,515.53

Finding the Fourth Proportional to 63,379.18, 87,448.98 and 36,515.53

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Solution

The fourth proportional to 63,379.18, 87,448.98 and 36,515.53 is: 50,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,379.18 : 87,448.98 = 36,515.53 : x
  2. Step 2: Convert to fraction form
    63,379.18/87,448.98 = 36,515.53/x
  3. Step 3: Cross multiply
    63,379.18x = 87,448.98 × 36,515.53
  4. Step 4: Simplify right side
    63,379.18x = 3,193,245,852.66
  5. Step 5: Solve for x
    x = 3,193,245,852.66/63,379.18
  6. Step 6: Final answer
    x = 50,383.20

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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.