Home / 54,828.86-75,663.93-29,678.36

Finding the Fourth Proportional to 54,828.86, 75,663.93 and 29,678.36

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Solution

The fourth proportional to 54,828.86, 75,663.93 and 29,678.36 is: 40,956.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.86 : 75,663.93 = 29,678.36 : x
  2. Step 2: Convert to fraction form
    54,828.86/75,663.93 = 29,678.36/x
  3. Step 3: Cross multiply
    54,828.86x = 75,663.93 × 29,678.36
  4. Step 4: Simplify right side
    54,828.86x = 2,245,580,975.24
  5. Step 5: Solve for x
    x = 2,245,580,975.24/54,828.86
  6. Step 6: Final answer
    x = 40,956.19

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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.