Home / 49,419.52-74,141.44-14,359.52

Finding the Fourth Proportional to 49,419.52, 74,141.44 and 14,359.52

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Solution

The fourth proportional to 49,419.52, 74,141.44 and 14,359.52 is: 21,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419.52 : 74,141.44 = 14,359.52 : x
  2. Step 2: Convert to fraction form
    49,419.52/74,141.44 = 14,359.52/x
  3. Step 3: Cross multiply
    49,419.52x = 74,141.44 × 14,359.52
  4. Step 4: Simplify right side
    49,419.52x = 1,064,635,490.51
  5. Step 5: Solve for x
    x = 1,064,635,490.51/49,419.52
  6. Step 6: Final answer
    x = 21,542.81

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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.