Home / 38,917.64-53,687.70-37,408.76

Finding the Fourth Proportional to 38,917.64, 53,687.70 and 37,408.76

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Solution

The fourth proportional to 38,917.64, 53,687.70 and 37,408.76 is: 51,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.64 : 53,687.70 = 37,408.76 : x
  2. Step 2: Convert to fraction form
    38,917.64/53,687.70 = 37,408.76/x
  3. Step 3: Cross multiply
    38,917.64x = 53,687.70 × 37,408.76
  4. Step 4: Simplify right side
    38,917.64x = 2,008,390,284.25
  5. Step 5: Solve for x
    x = 2,008,390,284.25/38,917.64
  6. Step 6: Final answer
    x = 51,606.17

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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.