Home / 58,324.86-87,489.27-20,887.44

Finding the Fourth Proportional to 58,324.86, 87,489.27 and 20,887.44

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Solution

The fourth proportional to 58,324.86, 87,489.27 and 20,887.44 is: 31,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,324.86 : 87,489.27 = 20,887.44 : x
  2. Step 2: Convert to fraction form
    58,324.86/87,489.27 = 20,887.44/x
  3. Step 3: Cross multiply
    58,324.86x = 87,489.27 × 20,887.44
  4. Step 4: Simplify right side
    58,324.86x = 1,827,426,877.77
  5. Step 5: Solve for x
    x = 1,827,426,877.77/58,324.86
  6. Step 6: Final answer
    x = 31,331.87

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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.