Home / 58,380.44-87,582.96-18,934.48

Finding the Fourth Proportional to 58,380.44, 87,582.96 and 18,934.48

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Solution

The fourth proportional to 58,380.44, 87,582.96 and 18,934.48 is: 28,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,380.44 : 87,582.96 = 18,934.48 : x
  2. Step 2: Convert to fraction form
    58,380.44/87,582.96 = 18,934.48/x
  3. Step 3: Cross multiply
    58,380.44x = 87,582.96 × 18,934.48
  4. Step 4: Simplify right side
    58,380.44x = 1,658,337,804.46
  5. Step 5: Solve for x
    x = 1,658,337,804.46/58,380.44
  6. Step 6: Final answer
    x = 28,405.71

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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.