Home / 235,305.12-324,716.82-127,875.54

Finding the Fourth Proportional to 235,305.12, 324,716.82 and 127,875.54

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Solution

The fourth proportional to 235,305.12, 324,716.82 and 127,875.54 is: 176,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,305.12 : 324,716.82 = 127,875.54 : x
  2. Step 2: Convert to fraction form
    235,305.12/324,716.82 = 127,875.54/x
  3. Step 3: Cross multiply
    235,305.12x = 324,716.82 × 127,875.54
  4. Step 4: Simplify right side
    235,305.12x = 41,523,338,704.58
  5. Step 5: Solve for x
    x = 41,523,338,704.58/235,305.12
  6. Step 6: Final answer
    x = 176,465.94

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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.