Home / 56,276.94-77,496.84-50,306.43

Finding the Fourth Proportional to 56,276.94, 77,496.84 and 50,306.43

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Solution

The fourth proportional to 56,276.94, 77,496.84 and 50,306.43 is: 69,275.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,276.94 : 77,496.84 = 50,306.43 : x
  2. Step 2: Convert to fraction form
    56,276.94/77,496.84 = 50,306.43/x
  3. Step 3: Cross multiply
    56,276.94x = 77,496.84 × 50,306.43
  4. Step 4: Simplify right side
    56,276.94x = 3,898,589,356.68
  5. Step 5: Solve for x
    x = 3,898,589,356.68/56,276.94
  6. Step 6: Final answer
    x = 69,275.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.