Home / 235,365.80-324,811.12-127,943.04

Finding the Fourth Proportional to 235,365.80, 324,811.12 and 127,943.04

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Solution

The fourth proportional to 235,365.80, 324,811.12 and 127,943.04 is: 176,564.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,365.80 : 324,811.12 = 127,943.04 : x
  2. Step 2: Convert to fraction form
    235,365.80/324,811.12 = 127,943.04/x
  3. Step 3: Cross multiply
    235,365.80x = 324,811.12 × 127,943.04
  4. Step 4: Simplify right side
    235,365.80x = 41,557,322,118.60
  5. Step 5: Solve for x
    x = 41,557,322,118.60/235,365.80
  6. Step 6: Final answer
    x = 176,564.83

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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.