Home / 117,980.05-176,822.37-92,921.14

Finding the Fourth Proportional to 117,980.05, 176,822.37 and 92,921.14

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Solution

The fourth proportional to 117,980.05, 176,822.37 and 92,921.14 is: 139,265.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,980.05 : 176,822.37 = 92,921.14 : x
  2. Step 2: Convert to fraction form
    117,980.05/176,822.37 = 92,921.14/x
  3. Step 3: Cross multiply
    117,980.05x = 176,822.37 × 92,921.14
  4. Step 4: Simplify right side
    117,980.05x = 16,430,536,197.90
  5. Step 5: Solve for x
    x = 16,430,536,197.90/117,980.05
  6. Step 6: Final answer
    x = 139,265.38

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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.