Home / 51,090.34-76,629.03-37,961.86

Finding the Fourth Proportional to 51,090.34, 76,629.03 and 37,961.86

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Solution

The fourth proportional to 51,090.34, 76,629.03 and 37,961.86 is: 56,937.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,090.34 : 76,629.03 = 37,961.86 : x
  2. Step 2: Convert to fraction form
    51,090.34/76,629.03 = 37,961.86/x
  3. Step 3: Cross multiply
    51,090.34x = 76,629.03 × 37,961.86
  4. Step 4: Simplify right side
    51,090.34x = 2,908,980,508.80
  5. Step 5: Solve for x
    x = 2,908,980,508.80/51,090.34
  6. Step 6: Final answer
    x = 56,937.98

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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.