Home / 54,732.81-81,968.90-34,950.09

Finding the Fourth Proportional to 54,732.81, 81,968.90 and 34,950.09

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Solution

The fourth proportional to 54,732.81, 81,968.90 and 34,950.09 is: 52,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,732.81 : 81,968.90 = 34,950.09 : x
  2. Step 2: Convert to fraction form
    54,732.81/81,968.90 = 34,950.09/x
  3. Step 3: Cross multiply
    54,732.81x = 81,968.90 × 34,950.09
  4. Step 4: Simplify right side
    54,732.81x = 2,864,820,257.45
  5. Step 5: Solve for x
    x = 2,864,820,257.45/54,732.81
  6. Step 6: Final answer
    x = 52,341.92

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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.