Home / 48,109.41-72,163.95-13,049.07

Finding the Fourth Proportional to 48,109.41, 72,163.95 and 13,049.07

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Solution

The fourth proportional to 48,109.41, 72,163.95 and 13,049.07 is: 19,573.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,109.41 : 72,163.95 = 13,049.07 : x
  2. Step 2: Convert to fraction form
    48,109.41/72,163.95 = 13,049.07/x
  3. Step 3: Cross multiply
    48,109.41x = 72,163.95 × 13,049.07
  4. Step 4: Simplify right side
    48,109.41x = 941,672,435.03
  5. Step 5: Solve for x
    x = 941,672,435.03/48,109.41
  6. Step 6: Final answer
    x = 19,573.56

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1.5x scale

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.