Home / 74,519.97-102,849.54-43,898.01

Finding the Fourth Proportional to 74,519.97, 102,849.54 and 43,898.01

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Solution

The fourth proportional to 74,519.97, 102,849.54 and 43,898.01 is: 60,586.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,519.97 : 102,849.54 = 43,898.01 : x
  2. Step 2: Convert to fraction form
    74,519.97/102,849.54 = 43,898.01/x
  3. Step 3: Cross multiply
    74,519.97x = 102,849.54 × 43,898.01
  4. Step 4: Simplify right side
    74,519.97x = 4,514,890,135.42
  5. Step 5: Solve for x
    x = 4,514,890,135.42/74,519.97
  6. Step 6: Final answer
    x = 60,586.31

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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.