Home / 72,653.41-108,997.68-25,261.66

Finding the Fourth Proportional to 72,653.41, 108,997.68 and 25,261.66

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Solution

The fourth proportional to 72,653.41, 108,997.68 and 25,261.66 is: 37,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,653.41 : 108,997.68 = 25,261.66 : x
  2. Step 2: Convert to fraction form
    72,653.41/108,997.68 = 25,261.66/x
  3. Step 3: Cross multiply
    72,653.41x = 108,997.68 × 25,261.66
  4. Step 4: Simplify right side
    72,653.41x = 2,753,462,332.95
  5. Step 5: Solve for x
    x = 2,753,462,332.95/72,653.41
  6. Step 6: Final answer
    x = 37,898.60

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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.