Home / 48,677.65-67,175.25-27,457

Finding the Fourth Proportional to 48,677.65, 67,175.25 and 27,457

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Solution

The fourth proportional to 48,677.65, 67,175.25 and 27,457 is: 37,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,677.65 : 67,175.25 = 27,457 : x
  2. Step 2: Convert to fraction form
    48,677.65/67,175.25 = 27,457/x
  3. Step 3: Cross multiply
    48,677.65x = 67,175.25 × 27,457
  4. Step 4: Simplify right side
    48,677.65x = 1,844,430,839.25
  5. Step 5: Solve for x
    x = 1,844,430,839.25/48,677.65
  6. Step 6: Final answer
    x = 37,890.71

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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.