Home / 57,816.48-86,723.36-26,651.72

Finding the Fourth Proportional to 57,816.48, 86,723.36 and 26,651.72

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Solution

The fourth proportional to 57,816.48, 86,723.36 and 26,651.72 is: 39,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,816.48 : 86,723.36 = 26,651.72 : x
  2. Step 2: Convert to fraction form
    57,816.48/86,723.36 = 26,651.72/x
  3. Step 3: Cross multiply
    57,816.48x = 86,723.36 × 26,651.72
  4. Step 4: Simplify right side
    57,816.48x = 2,311,326,708.18
  5. Step 5: Solve for x
    x = 2,311,326,708.18/57,816.48
  6. Step 6: Final answer
    x = 39,976.95

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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.