Home / 127,382.67-191,074.32-33,888.42

Finding the Fourth Proportional to 127,382.67, 191,074.32 and 33,888.42

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Solution

The fourth proportional to 127,382.67, 191,074.32 and 33,888.42 is: 50,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,382.67 : 191,074.32 = 33,888.42 : x
  2. Step 2: Convert to fraction form
    127,382.67/191,074.32 = 33,888.42/x
  3. Step 3: Cross multiply
    127,382.67x = 191,074.32 × 33,888.42
  4. Step 4: Simplify right side
    127,382.67x = 6,475,206,807.37
  5. Step 5: Solve for x
    x = 6,475,206,807.37/127,382.67
  6. Step 6: Final answer
    x = 50,832.71

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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.