Home / 109,236.14-163,854.14-30,350.33

Finding the Fourth Proportional to 109,236.14, 163,854.14 and 30,350.33

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Solution

The fourth proportional to 109,236.14, 163,854.14 and 30,350.33 is: 45,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,236.14 : 163,854.14 = 30,350.33 : x
  2. Step 2: Convert to fraction form
    109,236.14/163,854.14 = 30,350.33/x
  3. Step 3: Cross multiply
    109,236.14x = 163,854.14 × 30,350.33
  4. Step 4: Simplify right side
    109,236.14x = 4,973,027,220.87
  5. Step 5: Solve for x
    x = 4,973,027,220.87/109,236.14
  6. Step 6: Final answer
    x = 45,525.48

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1.5x scale

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.