Home / 73,271.81-101,115.11-41,440.03

Finding the Fourth Proportional to 73,271.81, 101,115.11 and 41,440.03

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Solution

The fourth proportional to 73,271.81, 101,115.11 and 41,440.03 is: 57,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,271.81 : 101,115.11 = 41,440.03 : x
  2. Step 2: Convert to fraction form
    73,271.81/101,115.11 = 41,440.03/x
  3. Step 3: Cross multiply
    73,271.81x = 101,115.11 × 41,440.03
  4. Step 4: Simplify right side
    73,271.81x = 4,190,213,042.67
  5. Step 5: Solve for x
    x = 4,190,213,042.67/73,271.81
  6. Step 6: Final answer
    x = 57,187.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.