Home / 163,558.83-225,735.08-91,944.75

Finding the Fourth Proportional to 163,558.83, 225,735.08 and 91,944.75

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Solution

The fourth proportional to 163,558.83, 225,735.08 and 91,944.75 is: 126,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,558.83 : 225,735.08 = 91,944.75 : x
  2. Step 2: Convert to fraction form
    163,558.83/225,735.08 = 91,944.75/x
  3. Step 3: Cross multiply
    163,558.83x = 225,735.08 × 91,944.75
  4. Step 4: Simplify right side
    163,558.83x = 20,755,155,496.83
  5. Step 5: Solve for x
    x = 20,755,155,496.83/163,558.83
  6. Step 6: Final answer
    x = 126,897.19

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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.