Home / 73,981.24-102,094.52-40,447.24

Finding the Fourth Proportional to 73,981.24, 102,094.52 and 40,447.24

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Solution

The fourth proportional to 73,981.24, 102,094.52 and 40,447.24 is: 55,817.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,981.24 : 102,094.52 = 40,447.24 : x
  2. Step 2: Convert to fraction form
    73,981.24/102,094.52 = 40,447.24/x
  3. Step 3: Cross multiply
    73,981.24x = 102,094.52 × 40,447.24
  4. Step 4: Simplify right side
    73,981.24x = 4,129,441,553.12
  5. Step 5: Solve for x
    x = 4,129,441,553.12/73,981.24
  6. Step 6: Final answer
    x = 55,817.41

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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.