Home / 116,057.52-160,249.68-89,157.60

Finding the Fourth Proportional to 116,057.52, 160,249.68 and 89,157.60

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Solution

The fourth proportional to 116,057.52, 160,249.68 and 89,157.60 is: 123,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,057.52 : 160,249.68 = 89,157.60 : x
  2. Step 2: Convert to fraction form
    116,057.52/160,249.68 = 89,157.60/x
  3. Step 3: Cross multiply
    116,057.52x = 160,249.68 × 89,157.60
  4. Step 4: Simplify right side
    116,057.52x = 14,287,476,869.57
  5. Step 5: Solve for x
    x = 14,287,476,869.57/116,057.52
  6. Step 6: Final answer
    x = 123,106.86

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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.