Home / 49,755.65-74,631.01-18,588.53

Finding the Fourth Proportional to 49,755.65, 74,631.01 and 18,588.53

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Solution

The fourth proportional to 49,755.65, 74,631.01 and 18,588.53 is: 27,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,755.65 : 74,631.01 = 18,588.53 : x
  2. Step 2: Convert to fraction form
    49,755.65/74,631.01 = 18,588.53/x
  3. Step 3: Cross multiply
    49,755.65x = 74,631.01 × 18,588.53
  4. Step 4: Simplify right side
    49,755.65x = 1,387,280,768.32
  5. Step 5: Solve for x
    x = 1,387,280,768.32/49,755.65
  6. Step 6: Final answer
    x = 27,881.87

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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.