Home / 50,642.82-75,921.13-30,935.22

Finding the Fourth Proportional to 50,642.82, 75,921.13 and 30,935.22

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Solution

The fourth proportional to 50,642.82, 75,921.13 and 30,935.22 is: 46,376.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,642.82 : 75,921.13 = 30,935.22 : x
  2. Step 2: Convert to fraction form
    50,642.82/75,921.13 = 30,935.22/x
  3. Step 3: Cross multiply
    50,642.82x = 75,921.13 × 30,935.22
  4. Step 4: Simplify right side
    50,642.82x = 2,348,636,613.16
  5. Step 5: Solve for x
    x = 2,348,636,613.16/50,642.82
  6. Step 6: Final answer
    x = 46,376.50

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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.