Home / 48,533.09-72,799.61-13,472.73

Finding the Fourth Proportional to 48,533.09, 72,799.61 and 13,472.73

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Solution

The fourth proportional to 48,533.09, 72,799.61 and 13,472.73 is: 20,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,533.09 : 72,799.61 = 13,472.73 : x
  2. Step 2: Convert to fraction form
    48,533.09/72,799.61 = 13,472.73/x
  3. Step 3: Cross multiply
    48,533.09x = 72,799.61 × 13,472.73
  4. Step 4: Simplify right side
    48,533.09x = 980,809,422.27
  5. Step 5: Solve for x
    x = 980,809,422.27/48,533.09
  6. Step 6: Final answer
    x = 20,209.09

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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.