Home / 56,309.85-84,400.38-26,685.72

Finding the Fourth Proportional to 56,309.85, 84,400.38 and 26,685.72

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Solution

The fourth proportional to 56,309.85, 84,400.38 and 26,685.72 is: 39,998.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,309.85 : 84,400.38 = 26,685.72 : x
  2. Step 2: Convert to fraction form
    56,309.85/84,400.38 = 26,685.72/x
  3. Step 3: Cross multiply
    56,309.85x = 84,400.38 × 26,685.72
  4. Step 4: Simplify right side
    56,309.85x = 2,252,284,908.57
  5. Step 5: Solve for x
    x = 2,252,284,908.57/56,309.85
  6. Step 6: Final answer
    x = 39,998.06

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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.