Home / 54,877.23-75,726.36-31,006.08

Finding the Fourth Proportional to 54,877.23, 75,726.36 and 31,006.08

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Solution

The fourth proportional to 54,877.23, 75,726.36 and 31,006.08 is: 42,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,877.23 : 75,726.36 = 31,006.08 : x
  2. Step 2: Convert to fraction form
    54,877.23/75,726.36 = 31,006.08/x
  3. Step 3: Cross multiply
    54,877.23x = 75,726.36 × 31,006.08
  4. Step 4: Simplify right side
    54,877.23x = 2,347,977,576.27
  5. Step 5: Solve for x
    x = 2,347,977,576.27/54,877.23
  6. Step 6: Final answer
    x = 42,786.01

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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.