Home / 109,365.40-163,610.70-94,736.80

Finding the Fourth Proportional to 109,365.40, 163,610.70 and 94,736.80

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Solution

The fourth proportional to 109,365.40, 163,610.70 and 94,736.80 is: 141,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,365.40 : 163,610.70 = 94,736.80 : x
  2. Step 2: Convert to fraction form
    109,365.40/163,610.70 = 94,736.80/x
  3. Step 3: Cross multiply
    109,365.40x = 163,610.70 × 94,736.80
  4. Step 4: Simplify right side
    109,365.40x = 15,499,954,163.76
  5. Step 5: Solve for x
    x = 15,499,954,163.76/109,365.40
  6. Step 6: Final answer
    x = 141,726.31

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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.