Home / 147,136.79-220,391.93-111,202.27

Finding the Fourth Proportional to 147,136.79, 220,391.93 and 111,202.27

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Solution

The fourth proportional to 147,136.79, 220,391.93 and 111,202.27 is: 166,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,136.79 : 220,391.93 = 111,202.27 : x
  2. Step 2: Convert to fraction form
    147,136.79/220,391.93 = 111,202.27/x
  3. Step 3: Cross multiply
    147,136.79x = 220,391.93 × 111,202.27
  4. Step 4: Simplify right side
    147,136.79x = 24,508,082,632.71
  5. Step 5: Solve for x
    x = 24,508,082,632.71/147,136.79
  6. Step 6: Final answer
    x = 166,566.65

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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.