Home / 55,134.36-75,996.90-37,223.64

Finding the Fourth Proportional to 55,134.36, 75,996.90 and 37,223.64

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Solution

The fourth proportional to 55,134.36, 75,996.90 and 37,223.64 is: 51,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.36 : 75,996.90 = 37,223.64 : x
  2. Step 2: Convert to fraction form
    55,134.36/75,996.90 = 37,223.64/x
  3. Step 3: Cross multiply
    55,134.36x = 75,996.90 × 37,223.64
  4. Step 4: Simplify right side
    55,134.36x = 2,828,881,246.72
  5. Step 5: Solve for x
    x = 2,828,881,246.72/55,134.36
  6. Step 6: Final answer
    x = 51,308.86

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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.