Home / 56,954.91-78,591.96-33,086.64

Finding the Fourth Proportional to 56,954.91, 78,591.96 and 33,086.64

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Solution

The fourth proportional to 56,954.91, 78,591.96 and 33,086.64 is: 45,656.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,954.91 : 78,591.96 = 33,086.64 : x
  2. Step 2: Convert to fraction form
    56,954.91/78,591.96 = 33,086.64/x
  3. Step 3: Cross multiply
    56,954.91x = 78,591.96 × 33,086.64
  4. Step 4: Simplify right side
    56,954.91x = 2,600,343,887.41
  5. Step 5: Solve for x
    x = 2,600,343,887.41/56,954.91
  6. Step 6: Final answer
    x = 45,656.18

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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.