Home / 38,699.64-58,149.09-37,615.86

Finding the Fourth Proportional to 38,699.64, 58,149.09 and 37,615.86

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Solution

The fourth proportional to 38,699.64, 58,149.09 and 37,615.86 is: 56,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,699.64 : 58,149.09 = 37,615.86 : x
  2. Step 2: Convert to fraction form
    38,699.64/58,149.09 = 37,615.86/x
  3. Step 3: Cross multiply
    38,699.64x = 58,149.09 × 37,615.86
  4. Step 4: Simplify right side
    38,699.64x = 2,187,328,028.57
  5. Step 5: Solve for x
    x = 2,187,328,028.57/38,699.64
  6. Step 6: Final answer
    x = 56,520.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.