Home / 116,129.90-174,153.01-40,207.82

Finding the Fourth Proportional to 116,129.90, 174,153.01 and 40,207.82

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Solution

The fourth proportional to 116,129.90, 174,153.01 and 40,207.82 is: 60,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,129.90 : 174,153.01 = 40,207.82 : x
  2. Step 2: Convert to fraction form
    116,129.90/174,153.01 = 40,207.82/x
  3. Step 3: Cross multiply
    116,129.90x = 174,153.01 × 40,207.82
  4. Step 4: Simplify right side
    116,129.90x = 7,002,311,907.25
  5. Step 5: Solve for x
    x = 7,002,311,907.25/116,129.90
  6. Step 6: Final answer
    x = 60,297.24

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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.