Home / 93,785.31-140,452.73-53,682.75

Finding the Fourth Proportional to 93,785.31, 140,452.73 and 53,682.75

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Solution

The fourth proportional to 93,785.31, 140,452.73 and 53,682.75 is: 80,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,785.31 : 140,452.73 = 53,682.75 : x
  2. Step 2: Convert to fraction form
    93,785.31/140,452.73 = 53,682.75/x
  3. Step 3: Cross multiply
    93,785.31x = 140,452.73 × 53,682.75
  4. Step 4: Simplify right side
    93,785.31x = 7,539,888,522.99
  5. Step 5: Solve for x
    x = 7,539,888,522.99/93,785.31
  6. Step 6: Final answer
    x = 80,395.20

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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.