Home / 54,935.45-75,810.50-31,062.97

Finding the Fourth Proportional to 54,935.45, 75,810.50 and 31,062.97

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Solution

The fourth proportional to 54,935.45, 75,810.50 and 31,062.97 is: 42,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,935.45 : 75,810.50 = 31,062.97 : x
  2. Step 2: Convert to fraction form
    54,935.45/75,810.50 = 31,062.97/x
  3. Step 3: Cross multiply
    54,935.45x = 75,810.50 × 31,062.97
  4. Step 4: Simplify right side
    54,935.45x = 2,354,898,942.34
  5. Step 5: Solve for x
    x = 2,354,898,942.34/54,935.45
  6. Step 6: Final answer
    x = 42,866.66

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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.