Home / 57,905.29-86,807.94-22,391.47

Finding the Fourth Proportional to 57,905.29, 86,807.94 and 22,391.47

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Solution

The fourth proportional to 57,905.29, 86,807.94 and 22,391.47 is: 33,567.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,905.29 : 86,807.94 = 22,391.47 : x
  2. Step 2: Convert to fraction form
    57,905.29/86,807.94 = 22,391.47/x
  3. Step 3: Cross multiply
    57,905.29x = 86,807.94 × 22,391.47
  4. Step 4: Simplify right side
    57,905.29x = 1,943,757,384.27
  5. Step 5: Solve for x
    x = 1,943,757,384.27/57,905.29
  6. Step 6: Final answer
    x = 33,567.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.