Home / 235,212.59-324,593.81-127,782.75

Finding the Fourth Proportional to 235,212.59, 324,593.81 and 127,782.75

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Solution

The fourth proportional to 235,212.59, 324,593.81 and 127,782.75 is: 176,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,212.59 : 324,593.81 = 127,782.75 : x
  2. Step 2: Convert to fraction form
    235,212.59/324,593.81 = 127,782.75/x
  3. Step 3: Cross multiply
    235,212.59x = 324,593.81 × 127,782.75
  4. Step 4: Simplify right side
    235,212.59x = 41,477,489,035.86
  5. Step 5: Solve for x
    x = 41,477,489,035.86/235,212.59
  6. Step 6: Final answer
    x = 176,340.43

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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.