Home / 56,553.36-84,771-19,100.52

Finding the Fourth Proportional to 56,553.36, 84,771 and 19,100.52

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Solution

The fourth proportional to 56,553.36, 84,771 and 19,100.52 is: 28,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,553.36 : 84,771 = 19,100.52 : x
  2. Step 2: Convert to fraction form
    56,553.36/84,771 = 19,100.52/x
  3. Step 3: Cross multiply
    56,553.36x = 84,771 × 19,100.52
  4. Step 4: Simplify right side
    56,553.36x = 1,619,170,180.92
  5. Step 5: Solve for x
    x = 1,619,170,180.92/56,553.36
  6. Step 6: Final answer
    x = 28,630.84

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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.