Home / 73,029.86-109,592.68-25,643.73

Finding the Fourth Proportional to 73,029.86, 109,592.68 and 25,643.73

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Solution

The fourth proportional to 73,029.86, 109,592.68 and 25,643.73 is: 38,482.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,029.86 : 109,592.68 = 25,643.73 : x
  2. Step 2: Convert to fraction form
    73,029.86/109,592.68 = 25,643.73/x
  3. Step 3: Cross multiply
    73,029.86x = 109,592.68 × 25,643.73
  4. Step 4: Simplify right side
    73,029.86x = 2,810,365,095.90
  5. Step 5: Solve for x
    x = 2,810,365,095.90/73,029.86
  6. Step 6: Final answer
    x = 38,482.41

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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.