Home / 116,904.24-161,329.05-63,190.31

Finding the Fourth Proportional to 116,904.24, 161,329.05 and 63,190.31

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Solution

The fourth proportional to 116,904.24, 161,329.05 and 63,190.31 is: 87,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,904.24 : 161,329.05 = 63,190.31 : x
  2. Step 2: Convert to fraction form
    116,904.24/161,329.05 = 63,190.31/x
  3. Step 3: Cross multiply
    116,904.24x = 161,329.05 × 63,190.31
  4. Step 4: Simplify right side
    116,904.24x = 10,194,431,874.86
  5. Step 5: Solve for x
    x = 10,194,431,874.86/116,904.24
  6. Step 6: Final answer
    x = 87,203.27

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1.5x scale

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.