Home / 49,649.10-74,429.37-18,463.02

Finding the Fourth Proportional to 49,649.10, 74,429.37 and 18,463.02

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Solution

The fourth proportional to 49,649.10, 74,429.37 and 18,463.02 is: 27,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,649.10 : 74,429.37 = 18,463.02 : x
  2. Step 2: Convert to fraction form
    49,649.10/74,429.37 = 18,463.02/x
  3. Step 3: Cross multiply
    49,649.10x = 74,429.37 × 18,463.02
  4. Step 4: Simplify right side
    49,649.10x = 1,374,190,946.90
  5. Step 5: Solve for x
    x = 1,374,190,946.90/49,649.10
  6. Step 6: Final answer
    x = 27,678.06

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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.