Home / 114,743.34-172,109.54-43,682.30

Finding the Fourth Proportional to 114,743.34, 172,109.54 and 43,682.30

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Solution

The fourth proportional to 114,743.34, 172,109.54 and 43,682.30 is: 65,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,743.34 : 172,109.54 = 43,682.30 : x
  2. Step 2: Convert to fraction form
    114,743.34/172,109.54 = 43,682.30/x
  3. Step 3: Cross multiply
    114,743.34x = 172,109.54 × 43,682.30
  4. Step 4: Simplify right side
    114,743.34x = 7,518,140,559.14
  5. Step 5: Solve for x
    x = 7,518,140,559.14/114,743.34
  6. Step 6: Final answer
    x = 65,521.37

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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.