Home / 114,238.08-171,324.24-39,355.20

Finding the Fourth Proportional to 114,238.08, 171,324.24 and 39,355.20

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Solution

The fourth proportional to 114,238.08, 171,324.24 and 39,355.20 is: 59,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,238.08 : 171,324.24 = 39,355.20 : x
  2. Step 2: Convert to fraction form
    114,238.08/171,324.24 = 39,355.20/x
  3. Step 3: Cross multiply
    114,238.08x = 171,324.24 × 39,355.20
  4. Step 4: Simplify right side
    114,238.08x = 6,742,499,730.05
  5. Step 5: Solve for x
    x = 6,742,499,730.05/114,238.08
  6. Step 6: Final answer
    x = 59,021.47

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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.