Home / 48,720.42-73,072.39-13,652.01

Finding the Fourth Proportional to 48,720.42, 73,072.39 and 13,652.01

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Solution

The fourth proportional to 48,720.42, 73,072.39 and 13,652.01 is: 20,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,720.42 : 73,072.39 = 13,652.01 : x
  2. Step 2: Convert to fraction form
    48,720.42/73,072.39 = 13,652.01/x
  3. Step 3: Cross multiply
    48,720.42x = 73,072.39 × 13,652.01
  4. Step 4: Simplify right side
    48,720.42x = 997,584,999.00
  5. Step 5: Solve for x
    x = 997,584,999.00/48,720.42
  6. Step 6: Final answer
    x = 20,475.71

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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.