Home / 56,302.36-84,441.22-18,867.74

Finding the Fourth Proportional to 56,302.36, 84,441.22 and 18,867.74

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Solution

The fourth proportional to 56,302.36, 84,441.22 and 18,867.74 is: 28,297.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,302.36 : 84,441.22 = 18,867.74 : x
  2. Step 2: Convert to fraction form
    56,302.36/84,441.22 = 18,867.74/x
  3. Step 3: Cross multiply
    56,302.36x = 84,441.22 × 18,867.74
  4. Step 4: Simplify right side
    56,302.36x = 1,593,214,984.24
  5. Step 5: Solve for x
    x = 1,593,214,984.24/56,302.36
  6. Step 6: Final answer
    x = 28,297.48

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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.