Home / 76,505.68-114,714.38-29,703.88

Finding the Fourth Proportional to 76,505.68, 114,714.38 and 29,703.88

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Solution

The fourth proportional to 76,505.68, 114,714.38 and 29,703.88 is: 44,538.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,505.68 : 114,714.38 = 29,703.88 : x
  2. Step 2: Convert to fraction form
    76,505.68/114,714.38 = 29,703.88/x
  3. Step 3: Cross multiply
    76,505.68x = 114,714.38 × 29,703.88
  4. Step 4: Simplify right side
    76,505.68x = 3,407,462,177.79
  5. Step 5: Solve for x
    x = 3,407,462,177.79/76,505.68
  6. Step 6: Final answer
    x = 44,538.68

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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.