Home / 93,419.37-140,187.38-68,071.77

Finding the Fourth Proportional to 93,419.37, 140,187.38 and 68,071.77

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Solution

The fourth proportional to 93,419.37, 140,187.38 and 68,071.77 is: 102,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,419.37 : 140,187.38 = 68,071.77 : x
  2. Step 2: Convert to fraction form
    93,419.37/140,187.38 = 68,071.77/x
  3. Step 3: Cross multiply
    93,419.37x = 140,187.38 × 68,071.77
  4. Step 4: Simplify right side
    93,419.37x = 9,542,802,747.90
  5. Step 5: Solve for x
    x = 9,542,802,747.90/93,419.37
  6. Step 6: Final answer
    x = 102,150.15

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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.