Home / 192,777.73-289,159.38-50,621.71

Finding the Fourth Proportional to 192,777.73, 289,159.38 and 50,621.71

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Solution

The fourth proportional to 192,777.73, 289,159.38 and 50,621.71 is: 75,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,777.73 : 289,159.38 = 50,621.71 : x
  2. Step 2: Convert to fraction form
    192,777.73/289,159.38 = 50,621.71/x
  3. Step 3: Cross multiply
    192,777.73x = 289,159.38 × 50,621.71
  4. Step 4: Simplify right side
    192,777.73x = 14,637,742,278.14
  5. Step 5: Solve for x
    x = 14,637,742,278.14/192,777.73
  6. Step 6: Final answer
    x = 75,930.67

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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.