Home / 55,425.12-83,108.46-37,899.96

Finding the Fourth Proportional to 55,425.12, 83,108.46 and 37,899.96

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Solution

The fourth proportional to 55,425.12, 83,108.46 and 37,899.96 is: 56,829.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,425.12 : 83,108.46 = 37,899.96 : x
  2. Step 2: Convert to fraction form
    55,425.12/83,108.46 = 37,899.96/x
  3. Step 3: Cross multiply
    55,425.12x = 83,108.46 × 37,899.96
  4. Step 4: Simplify right side
    55,425.12x = 3,149,807,309.66
  5. Step 5: Solve for x
    x = 3,149,807,309.66/55,425.12
  6. Step 6: Final answer
    x = 56,829.96

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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.