Home / 56,339.01-84,518.57-18,911.27

Finding the Fourth Proportional to 56,339.01, 84,518.57 and 18,911.27

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Solution

The fourth proportional to 56,339.01, 84,518.57 and 18,911.27 is: 28,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,339.01 : 84,518.57 = 18,911.27 : x
  2. Step 2: Convert to fraction form
    56,339.01/84,518.57 = 18,911.27/x
  3. Step 3: Cross multiply
    56,339.01x = 84,518.57 × 18,911.27
  4. Step 4: Simplify right side
    56,339.01x = 1,598,353,755.86
  5. Step 5: Solve for x
    x = 1,598,353,755.86/56,339.01
  6. Step 6: Final answer
    x = 28,370.28

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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.