Home / 53,388.40-73,672.38-29,511.83

Finding the Fourth Proportional to 53,388.40, 73,672.38 and 29,511.83

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Solution

The fourth proportional to 53,388.40, 73,672.38 and 29,511.83 is: 40,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,388.40 : 73,672.38 = 29,511.83 : x
  2. Step 2: Convert to fraction form
    53,388.40/73,672.38 = 29,511.83/x
  3. Step 3: Cross multiply
    53,388.40x = 73,672.38 × 29,511.83
  4. Step 4: Simplify right side
    53,388.40x = 2,174,206,385.89
  5. Step 5: Solve for x
    x = 2,174,206,385.89/53,388.40
  6. Step 6: Final answer
    x = 40,724.32

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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.