Home / 54,359.56-81,565.10-26,263.86

Finding the Fourth Proportional to 54,359.56, 81,565.10 and 26,263.86

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Solution

The fourth proportional to 54,359.56, 81,565.10 and 26,263.86 is: 39,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,359.56 : 81,565.10 = 26,263.86 : x
  2. Step 2: Convert to fraction form
    54,359.56/81,565.10 = 26,263.86/x
  3. Step 3: Cross multiply
    54,359.56x = 81,565.10 × 26,263.86
  4. Step 4: Simplify right side
    54,359.56x = 2,142,214,367.29
  5. Step 5: Solve for x
    x = 2,142,214,367.29/54,359.56
  6. Step 6: Final answer
    x = 39,408.24

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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.