Home / 54,864.46-75,714.51-30,992.14

Finding the Fourth Proportional to 54,864.46, 75,714.51 and 30,992.14

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Solution

The fourth proportional to 54,864.46, 75,714.51 and 30,992.14 is: 42,770.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,864.46 : 75,714.51 = 30,992.14 : x
  2. Step 2: Convert to fraction form
    54,864.46/75,714.51 = 30,992.14/x
  3. Step 3: Cross multiply
    54,864.46x = 75,714.51 × 30,992.14
  4. Step 4: Simplify right side
    54,864.46x = 2,346,554,693.95
  5. Step 5: Solve for x
    x = 2,346,554,693.95/54,864.46
  6. Step 6: Final answer
    x = 42,770.03

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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.