Home / 53,456.05-73,766.30-29,581.30

Finding the Fourth Proportional to 53,456.05, 73,766.30 and 29,581.30

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Solution

The fourth proportional to 53,456.05, 73,766.30 and 29,581.30 is: 40,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,456.05 : 73,766.30 = 29,581.30 : x
  2. Step 2: Convert to fraction form
    53,456.05/73,766.30 = 29,581.30/x
  3. Step 3: Cross multiply
    53,456.05x = 73,766.30 × 29,581.30
  4. Step 4: Simplify right side
    53,456.05x = 2,182,102,994.49
  5. Step 5: Solve for x
    x = 2,182,102,994.49/53,456.05
  6. Step 6: Final answer
    x = 40,820.50

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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.