Home / 52,867.92-79,274.04-27,921.36

Finding the Fourth Proportional to 52,867.92, 79,274.04 and 27,921.36

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Solution

The fourth proportional to 52,867.92, 79,274.04 and 27,921.36 is: 41,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,867.92 : 79,274.04 = 27,921.36 : x
  2. Step 2: Convert to fraction form
    52,867.92/79,274.04 = 27,921.36/x
  3. Step 3: Cross multiply
    52,867.92x = 79,274.04 × 27,921.36
  4. Step 4: Simplify right side
    52,867.92x = 2,213,439,009.49
  5. Step 5: Solve for x
    x = 2,213,439,009.49/52,867.92
  6. Step 6: Final answer
    x = 41,867.34

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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.