Home / 49,887.44-74,828.42-30,160.70

Finding the Fourth Proportional to 49,887.44, 74,828.42 and 30,160.70

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Solution

The fourth proportional to 49,887.44, 74,828.42 and 30,160.70 is: 45,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,887.44 : 74,828.42 = 30,160.70 : x
  2. Step 2: Convert to fraction form
    49,887.44/74,828.42 = 30,160.70/x
  3. Step 3: Cross multiply
    49,887.44x = 74,828.42 × 30,160.70
  4. Step 4: Simplify right side
    49,887.44x = 2,256,877,002.15
  5. Step 5: Solve for x
    x = 2,256,877,002.15/49,887.44
  6. Step 6: Final answer
    x = 45,239.39

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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.