Home / 116,115.11-174,566.37-92,721.50

Finding the Fourth Proportional to 116,115.11, 174,566.37 and 92,721.50

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Solution

The fourth proportional to 116,115.11, 174,566.37 and 92,721.50 is: 139,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,115.11 : 174,566.37 = 92,721.50 : x
  2. Step 2: Convert to fraction form
    116,115.11/174,566.37 = 92,721.50/x
  3. Step 3: Cross multiply
    116,115.11x = 174,566.37 × 92,721.50
  4. Step 4: Simplify right side
    116,115.11x = 16,186,055,675.96
  5. Step 5: Solve for x
    x = 16,186,055,675.96/116,115.11
  6. Step 6: Final answer
    x = 139,396.64

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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.