Home / 54,828.96-75,663.95-29,678.46

Finding the Fourth Proportional to 54,828.96, 75,663.95 and 29,678.46

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Solution

The fourth proportional to 54,828.96, 75,663.95 and 29,678.46 is: 40,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.96 : 75,663.95 = 29,678.46 : x
  2. Step 2: Convert to fraction form
    54,828.96/75,663.95 = 29,678.46/x
  3. Step 3: Cross multiply
    54,828.96x = 75,663.95 × 29,678.46
  4. Step 4: Simplify right side
    54,828.96x = 2,245,589,365.12
  5. Step 5: Solve for x
    x = 2,245,589,365.12/54,828.96
  6. Step 6: Final answer
    x = 40,956.26

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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.