Home / 140,768.59-211,166.29-39,566.38

Finding the Fourth Proportional to 140,768.59, 211,166.29 and 39,566.38

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Solution

The fourth proportional to 140,768.59, 211,166.29 and 39,566.38 is: 59,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,768.59 : 211,166.29 = 39,566.38 : x
  2. Step 2: Convert to fraction form
    140,768.59/211,166.29 = 39,566.38/x
  3. Step 3: Cross multiply
    140,768.59x = 211,166.29 × 39,566.38
  4. Step 4: Simplify right side
    140,768.59x = 8,355,085,194.87
  5. Step 5: Solve for x
    x = 8,355,085,194.87/140,768.59
  6. Step 6: Final answer
    x = 59,353.34

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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.