Home / 199,688.14-275,558.92-116,927.27

Finding the Fourth Proportional to 199,688.14, 275,558.92 and 116,927.27

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Solution

The fourth proportional to 199,688.14, 275,558.92 and 116,927.27 is: 161,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,688.14 : 275,558.92 = 116,927.27 : x
  2. Step 2: Convert to fraction form
    199,688.14/275,558.92 = 116,927.27/x
  3. Step 3: Cross multiply
    199,688.14x = 275,558.92 × 116,927.27
  4. Step 4: Simplify right side
    199,688.14x = 32,220,353,200.14
  5. Step 5: Solve for x
    x = 32,220,353,200.14/199,688.14
  6. Step 6: Final answer
    x = 161,353.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.