Home / 57,416.36-79,308.06-43,905.56

Finding the Fourth Proportional to 57,416.36, 79,308.06 and 43,905.56

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Solution

The fourth proportional to 57,416.36, 79,308.06 and 43,905.56 is: 60,645.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,416.36 : 79,308.06 = 43,905.56 : x
  2. Step 2: Convert to fraction form
    57,416.36/79,308.06 = 43,905.56/x
  3. Step 3: Cross multiply
    57,416.36x = 79,308.06 × 43,905.56
  4. Step 4: Simplify right side
    57,416.36x = 3,482,064,786.81
  5. Step 5: Solve for x
    x = 3,482,064,786.81/57,416.36
  6. Step 6: Final answer
    x = 60,645.86

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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.