Home / 58,257.42-87,367.77-18,805.02

Finding the Fourth Proportional to 58,257.42, 87,367.77 and 18,805.02

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Solution

The fourth proportional to 58,257.42, 87,367.77 and 18,805.02 is: 28,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,257.42 : 87,367.77 = 18,805.02 : x
  2. Step 2: Convert to fraction form
    58,257.42/87,367.77 = 18,805.02/x
  3. Step 3: Cross multiply
    58,257.42x = 87,367.77 × 18,805.02
  4. Step 4: Simplify right side
    58,257.42x = 1,642,952,662.21
  5. Step 5: Solve for x
    x = 1,642,952,662.21/58,257.42
  6. Step 6: Final answer
    x = 28,201.60

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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.