Home / 140,880.59-211,403.81-52,195.92

Finding the Fourth Proportional to 140,880.59, 211,403.81 and 52,195.92

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Solution

The fourth proportional to 140,880.59, 211,403.81 and 52,195.92 is: 78,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,880.59 : 211,403.81 = 52,195.92 : x
  2. Step 2: Convert to fraction form
    140,880.59/211,403.81 = 52,195.92/x
  3. Step 3: Cross multiply
    140,880.59x = 211,403.81 × 52,195.92
  4. Step 4: Simplify right side
    140,880.59x = 11,034,416,093.48
  5. Step 5: Solve for x
    x = 11,034,416,093.48/140,880.59
  6. Step 6: Final answer
    x = 78,324.60

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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.