Home / 77,723.43-116,585.15-27,800.52

Finding the Fourth Proportional to 77,723.43, 116,585.15 and 27,800.52

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Solution

The fourth proportional to 77,723.43, 116,585.15 and 27,800.52 is: 41,700.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,723.43 : 116,585.15 = 27,800.52 : x
  2. Step 2: Convert to fraction form
    77,723.43/116,585.15 = 27,800.52/x
  3. Step 3: Cross multiply
    77,723.43x = 116,585.15 × 27,800.52
  4. Step 4: Simplify right side
    77,723.43x = 3,241,127,655.28
  5. Step 5: Solve for x
    x = 3,241,127,655.28/77,723.43
  6. Step 6: Final answer
    x = 41,700.78

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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.