Home / 48,203.44-72,298.32-18,635.20

Finding the Fourth Proportional to 48,203.44, 72,298.32 and 18,635.20

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Solution

The fourth proportional to 48,203.44, 72,298.32 and 18,635.20 is: 27,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,203.44 : 72,298.32 = 18,635.20 : x
  2. Step 2: Convert to fraction form
    48,203.44/72,298.32 = 18,635.20/x
  3. Step 3: Cross multiply
    48,203.44x = 72,298.32 × 18,635.20
  4. Step 4: Simplify right side
    48,203.44x = 1,347,293,652.86
  5. Step 5: Solve for x
    x = 1,347,293,652.86/48,203.44
  6. Step 6: Final answer
    x = 27,950.16

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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.