Home / 58,327.12-87,067.36-54,225.28

Finding the Fourth Proportional to 58,327.12, 87,067.36 and 54,225.28

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Solution

The fourth proportional to 58,327.12, 87,067.36 and 54,225.28 is: 80,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,327.12 : 87,067.36 = 54,225.28 : x
  2. Step 2: Convert to fraction form
    58,327.12/87,067.36 = 54,225.28/x
  3. Step 3: Cross multiply
    58,327.12x = 87,067.36 × 54,225.28
  4. Step 4: Simplify right side
    58,327.12x = 4,721,251,974.86
  5. Step 5: Solve for x
    x = 4,721,251,974.86/58,327.12
  6. Step 6: Final answer
    x = 80,944.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.