Home / 74,613.23-111,849.49-37,137.87

Finding the Fourth Proportional to 74,613.23, 111,849.49 and 37,137.87

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Solution

The fourth proportional to 74,613.23, 111,849.49 and 37,137.87 is: 55,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,613.23 : 111,849.49 = 37,137.87 : x
  2. Step 2: Convert to fraction form
    74,613.23/111,849.49 = 37,137.87/x
  3. Step 3: Cross multiply
    74,613.23x = 111,849.49 × 37,137.87
  4. Step 4: Simplify right side
    74,613.23x = 4,153,851,819.19
  5. Step 5: Solve for x
    x = 4,153,851,819.19/74,613.23
  6. Step 6: Final answer
    x = 55,671.79

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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.