Home / 227,182.16-313,511.64-131,744.32

Finding the Fourth Proportional to 227,182.16, 313,511.64 and 131,744.32

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Solution

The fourth proportional to 227,182.16, 313,511.64 and 131,744.32 is: 181,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,182.16 : 313,511.64 = 131,744.32 : x
  2. Step 2: Convert to fraction form
    227,182.16/313,511.64 = 131,744.32/x
  3. Step 3: Cross multiply
    227,182.16x = 313,511.64 × 131,744.32
  4. Step 4: Simplify right side
    227,182.16x = 41,303,377,823.88
  5. Step 5: Solve for x
    x = 41,303,377,823.88/227,182.16
  6. Step 6: Final answer
    x = 181,807.31

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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.