Home / 236,172.96-354,328.46-76,245.14

Finding the Fourth Proportional to 236,172.96, 354,328.46 and 76,245.14

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Solution

The fourth proportional to 236,172.96, 354,328.46 and 76,245.14 is: 114,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,172.96 : 354,328.46 = 76,245.14 : x
  2. Step 2: Convert to fraction form
    236,172.96/354,328.46 = 76,245.14/x
  3. Step 3: Cross multiply
    236,172.96x = 354,328.46 × 76,245.14
  4. Step 4: Simplify right side
    236,172.96x = 27,015,820,885.82
  5. Step 5: Solve for x
    x = 27,015,820,885.82/236,172.96
  6. Step 6: Final answer
    x = 114,389.98

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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.