Home / 48,630.56-72,896.64-19,029.92

Finding the Fourth Proportional to 48,630.56, 72,896.64 and 19,029.92

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Solution

The fourth proportional to 48,630.56, 72,896.64 and 19,029.92 is: 28,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,630.56 : 72,896.64 = 19,029.92 : x
  2. Step 2: Convert to fraction form
    48,630.56/72,896.64 = 19,029.92/x
  3. Step 3: Cross multiply
    48,630.56x = 72,896.64 × 19,029.92
  4. Step 4: Simplify right side
    48,630.56x = 1,387,217,227.47
  5. Step 5: Solve for x
    x = 1,387,217,227.47/48,630.56
  6. Step 6: Final answer
    x = 28,525.63

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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.