Home / 48,549.61-72,852.72-20,467.94

Finding the Fourth Proportional to 48,549.61, 72,852.72 and 20,467.94

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Solution

The fourth proportional to 48,549.61, 72,852.72 and 20,467.94 is: 30,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,549.61 : 72,852.72 = 20,467.94 : x
  2. Step 2: Convert to fraction form
    48,549.61/72,852.72 = 20,467.94/x
  3. Step 3: Cross multiply
    48,549.61x = 72,852.72 × 20,467.94
  4. Step 4: Simplify right side
    48,549.61x = 1,491,145,101.80
  5. Step 5: Solve for x
    x = 1,491,145,101.80/48,549.61
  6. Step 6: Final answer
    x = 30,713.85

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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.