Home / 114,654.86-172,049.95-43,637.29

Finding the Fourth Proportional to 114,654.86, 172,049.95 and 43,637.29

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Solution

The fourth proportional to 114,654.86, 172,049.95 and 43,637.29 is: 65,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,654.86 : 172,049.95 = 43,637.29 : x
  2. Step 2: Convert to fraction form
    114,654.86/172,049.95 = 43,637.29/x
  3. Step 3: Cross multiply
    114,654.86x = 172,049.95 × 43,637.29
  4. Step 4: Simplify right side
    114,654.86x = 7,507,793,562.64
  5. Step 5: Solve for x
    x = 7,507,793,562.64/114,654.86
  6. Step 6: Final answer
    x = 65,481.69

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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.